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Message boards : 321 Prime Search : 3*2^17748034-1 is prime

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Profile BurProject donor
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Joined: 25 Feb 20
Posts: 515
ID: 1241833
Credit: 413,929,751
RAC: 40,271
321 LLR Ruby: Earned 2,000,000 credits (2,092,823)Cullen LLR Ruby: Earned 2,000,000 credits (2,315,295)ESP LLR Ruby: Earned 2,000,000 credits (2,151,088)Generalized Cullen/Woodall LLR Ruby: Earned 2,000,000 credits (2,620,968)PPS LLR Jade: Earned 10,000,000 credits (16,220,512)PSP LLR Ruby: Earned 2,000,000 credits (2,064,832)SoB LLR Ruby: Earned 2,000,000 credits (2,434,466)SR5 LLR Ruby: Earned 2,000,000 credits (2,065,004)SGS LLR Ruby: Earned 2,000,000 credits (2,038,306)TRP LLR Ruby: Earned 2,000,000 credits (2,089,856)Woodall LLR Ruby: Earned 2,000,000 credits (2,112,258)321 Sieve (suspended) Ruby: Earned 2,000,000 credits (2,107,153)PPS Sieve Turquoise: Earned 5,000,000 credits (5,096,952)AP 26/27 Turquoise: Earned 5,000,000 credits (5,797,662)GFN Jade: Earned 10,000,000 credits (11,701,023)WW Double Silver: Earned 200,000,000 credits (349,980,000)PSA Amethyst: Earned 1,000,000 credits (1,042,601)
Message 151473 - Posted: 12 Sep 2021 | 10:09:51 UTC
Last modified: 12 Sep 2021 | 10:10:47 UTC

After nearly 6 days of validation:

3*2^17748034-1 is prime.

5,342,692 decimal digits and ranked #18 at T5K. It's the 5th largest prime found at Primegrid so far.

Found by McDaWiesel

Interesting task history: Task 741583857
____________
1281979 * 2^485014 + 1 is prime ... no further hits up to: n = 5,700,000

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Profile JeppeSNProject donor
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Joined: 5 Apr 14
Posts: 1803
ID: 306875
Credit: 48,985,283
RAC: 14,805
Found 1 prime in the 2020 Tour de Primes321 LLR Gold: Earned 500,000 credits (593,283)Cullen LLR Gold: Earned 500,000 credits (611,298)ESP LLR Silver: Earned 100,000 credits (174,818)Generalized Cullen/Woodall LLR Silver: Earned 100,000 credits (112,799)PPS LLR Jade: Earned 10,000,000 credits (18,948,867)PSP LLR Silver: Earned 100,000 credits (428,457)SoB LLR Silver: Earned 100,000 credits (466,812)SR5 LLR Silver: Earned 100,000 credits (210,142)SGS LLR Silver: Earned 100,000 credits (136,265)TRP LLR Silver: Earned 100,000 credits (476,246)Woodall LLR Silver: Earned 100,000 credits (281,400)321 Sieve (suspended) Silver: Earned 100,000 credits (175,037)PPS Sieve Bronze: Earned 10,000 credits (10,113)AP 26/27 Bronze: Earned 10,000 credits (12,129)GFN Ruby: Earned 2,000,000 credits (4,977,751)WW Jade: Earned 10,000,000 credits (13,756,000)PSA Turquoise: Earned 5,000,000 credits (7,614,290)
Message 151492 - Posted: 12 Sep 2021 | 15:55:59 UTC

Nice. An official announcement will eventually appear on the 321 entry and in a thread in the News forum.

The certificate WU was sent twice and finished by Skivelitis2.

/JeppeSN

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Ravi Fernando
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Joined: 21 Mar 19
Posts: 211
ID: 1108183
Credit: 13,328,671
RAC: 4,466
321 LLR Amethyst: Earned 1,000,000 credits (1,061,204)Cullen LLR Silver: Earned 100,000 credits (111,878)ESP LLR Bronze: Earned 10,000 credits (16,570)Generalized Cullen/Woodall LLR Bronze: Earned 10,000 credits (68,801)PPS LLR Ruby: Earned 2,000,000 credits (4,652,378)PSP LLR Silver: Earned 100,000 credits (106,263)SoB LLR Silver: Earned 100,000 credits (258,849)SR5 LLR Bronze: Earned 10,000 credits (76,537)SGS LLR Silver: Earned 100,000 credits (214,336)TRP LLR Silver: Earned 100,000 credits (254,161)Woodall LLR Bronze: Earned 10,000 credits (97,444)321 Sieve (suspended) Turquoise: Earned 5,000,000 credits (5,001,667)AP 26/27 Bronze: Earned 10,000 credits (72,774)GFN Amethyst: Earned 1,000,000 credits (1,317,645)WW Bronze: Earned 10,000 credits (12,000)
Message 151493 - Posted: 12 Sep 2021 | 15:59:15 UTC

Great find, McDaWisel! This is the largest (and only top-20) prime found this year so far, on PG or otherwise.

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Profile Eudy SilvaProject donor
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Joined: 26 Aug 17
Posts: 2110
ID: 918937
Credit: 585,595,758
RAC: 316,336
Discovered 3 mega primesFound 2 primes in the 2018 Tour de PrimesFound 1 prime in the 2019 Tour de PrimesFound 1 prime in the 2020 Tour de PrimesFound 1 prime in the 2021 Tour de PrimesFound 1 prime in the 2023 Tour de Primes321 LLR Amethyst: Earned 1,000,000 credits (1,187,213)Cullen LLR Amethyst: Earned 1,000,000 credits (1,349,947)ESP LLR Amethyst: Earned 1,000,000 credits (1,151,976)Generalized Cullen/Woodall LLR Amethyst: Earned 1,000,000 credits (1,199,207)PPS LLR Sapphire: Earned 20,000,000 credits (31,240,271)PSP LLR Amethyst: Earned 1,000,000 credits (1,476,639)SoB LLR Ruby: Earned 2,000,000 credits (2,432,091)SR5 LLR Ruby: Earned 2,000,000 credits (4,237,182)SGS LLR Amethyst: Earned 1,000,000 credits (1,849,514)TRP LLR Ruby: Earned 2,000,000 credits (2,010,675)Woodall LLR Amethyst: Earned 1,000,000 credits (1,231,973)321 Sieve (suspended) Amethyst: Earned 1,000,000 credits (1,119,749)Generalized Cullen/Woodall Sieve (suspended) Amethyst: Earned 1,000,000 credits (1,005,331)PPS Sieve Double Bronze: Earned 100,000,000 credits (100,101,845)AP 26/27 Double Bronze: Earned 100,000,000 credits (100,120,852)GFN Double Bronze: Earned 100,000,000 credits (131,630,997)WW Double Silver: Earned 200,000,000 credits (200,192,000)PSA Ruby: Earned 2,000,000 credits (2,059,222)
Message 151495 - Posted: 12 Sep 2021 | 17:09:22 UTC

Congrats, McDaWiesel !
____________

"Accidit in puncto, quod non contingit in anno."
Something that does not occur in a year may, perchance, happen in a moment.

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Seronegativo
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Joined: 2 Apr 20
Posts: 25
ID: 1251007
Credit: 135,878,260
RAC: 3,577
321 LLR Gold: Earned 500,000 credits (518,115)Cullen LLR Gold: Earned 500,000 credits (548,175)ESP LLR Turquoise: Earned 5,000,000 credits (5,954,044)Generalized Cullen/Woodall LLR Amethyst: Earned 1,000,000 credits (1,520,897)PPS LLR Ruby: Earned 2,000,000 credits (2,893,648)PSP LLR Amethyst: Earned 1,000,000 credits (1,859,599)SoB LLR Gold: Earned 500,000 credits (767,464)SR5 LLR Amethyst: Earned 1,000,000 credits (1,220,030)SGS LLR Amethyst: Earned 1,000,000 credits (1,038,950)TRP LLR Amethyst: Earned 1,000,000 credits (1,009,153)Woodall LLR Gold: Earned 500,000 credits (680,056)321 Sieve (suspended) Silver: Earned 100,000 credits (175,037)PPS Sieve Double Bronze: Earned 100,000,000 credits (101,901,785)AP 26/27 Ruby: Earned 2,000,000 credits (2,041,715)GFN Jade: Earned 10,000,000 credits (10,761,591)WW Ruby: Earned 2,000,000 credits (2,988,000)
Message 151496 - Posted: 12 Sep 2021 | 17:44:54 UTC

Congrats!
____________

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Profile dannyridel
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Joined: 3 Feb 19
Posts: 994
ID: 1097922
Credit: 81,717,656
RAC: 24,392
Discovered 1 mega primeFound 1 prime in the 2023 Tour de Primes321 LLR Amethyst: Earned 1,000,000 credits (1,324,033)Cullen LLR Gold: Earned 500,000 credits (720,539)ESP LLR Gold: Earned 500,000 credits (517,207)Generalized Cullen/Woodall LLR Amethyst: Earned 1,000,000 credits (1,247,314)PPS LLR Ruby: Earned 2,000,000 credits (4,514,096)PSP LLR Gold: Earned 500,000 credits (616,940)SoB LLR Gold: Earned 500,000 credits (533,625)SR5 LLR Gold: Earned 500,000 credits (697,597)SGS LLR Amethyst: Earned 1,000,000 credits (1,098,741)TRP LLR Amethyst: Earned 1,000,000 credits (1,127,267)Woodall LLR Gold: Earned 500,000 credits (628,730)321 Sieve (suspended) Gold: Earned 500,000 credits (506,814)Generalized Cullen/Woodall Sieve (suspended) Bronze: Earned 10,000 credits (30,033)PPS Sieve Turquoise: Earned 5,000,000 credits (5,227,961)AP 26/27 Turquoise: Earned 5,000,000 credits (6,565,832)GFN Sapphire: Earned 20,000,000 credits (34,851,893)WW Sapphire: Earned 20,000,000 credits (21,136,000)PSA Silver: Earned 100,000 credits (373,034)
Message 151513 - Posted: 14 Sep 2021 | 1:13:11 UTC

ruditapper missed out on what would have been his second consecutive running 321 prime...
____________
My lucky number is 6219*2^3374198+1


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ruditapper
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Joined: 12 Aug 20
Posts: 43
ID: 1293061
Credit: 2,252,692,587
RAC: 0
Discovered 2 mega primesFound 1 prime in the 2022 Tour de Primes321 LLR Emerald: Earned 50,000,000 credits (60,659,673)Cullen LLR Jade: Earned 10,000,000 credits (12,797,767)ESP LLR Bronze: Earned 10,000 credits (68,707)Generalized Cullen/Woodall LLR Bronze: Earned 10,000 credits (17,232)PPS LLR Emerald: Earned 50,000,000 credits (58,400,065)SoB LLR Sapphire: Earned 20,000,000 credits (34,960,487)SR5 LLR Ruby: Earned 2,000,000 credits (4,942,272)SGS LLR Amethyst: Earned 1,000,000 credits (1,447,146)TRP LLR Sapphire: Earned 20,000,000 credits (28,037,632)321 Sieve (suspended) Amethyst: Earned 1,000,000 credits (1,090,474)PPS Sieve Emerald: Earned 50,000,000 credits (77,249,836)AP 26/27 Ruby: Earned 2,000,000 credits (4,265,365)GFN Double Amethyst: Earned 1,000,000,000 credits (1,102,523,872)WW Double Gold: Earned 500,000,000 credits (866,228,000)
Message 151519 - Posted: 14 Sep 2021 | 15:27:56 UTC

Yeah I do stupid things sometimes :(

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Profile Eudy SilvaProject donor
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Joined: 26 Aug 17
Posts: 2110
ID: 918937
Credit: 585,595,758
RAC: 316,336
Discovered 3 mega primesFound 2 primes in the 2018 Tour de PrimesFound 1 prime in the 2019 Tour de PrimesFound 1 prime in the 2020 Tour de PrimesFound 1 prime in the 2021 Tour de PrimesFound 1 prime in the 2023 Tour de Primes321 LLR Amethyst: Earned 1,000,000 credits (1,187,213)Cullen LLR Amethyst: Earned 1,000,000 credits (1,349,947)ESP LLR Amethyst: Earned 1,000,000 credits (1,151,976)Generalized Cullen/Woodall LLR Amethyst: Earned 1,000,000 credits (1,199,207)PPS LLR Sapphire: Earned 20,000,000 credits (31,240,271)PSP LLR Amethyst: Earned 1,000,000 credits (1,476,639)SoB LLR Ruby: Earned 2,000,000 credits (2,432,091)SR5 LLR Ruby: Earned 2,000,000 credits (4,237,182)SGS LLR Amethyst: Earned 1,000,000 credits (1,849,514)TRP LLR Ruby: Earned 2,000,000 credits (2,010,675)Woodall LLR Amethyst: Earned 1,000,000 credits (1,231,973)321 Sieve (suspended) Amethyst: Earned 1,000,000 credits (1,119,749)Generalized Cullen/Woodall Sieve (suspended) Amethyst: Earned 1,000,000 credits (1,005,331)PPS Sieve Double Bronze: Earned 100,000,000 credits (100,101,845)AP 26/27 Double Bronze: Earned 100,000,000 credits (100,120,852)GFN Double Bronze: Earned 100,000,000 credits (131,630,997)WW Double Silver: Earned 200,000,000 credits (200,192,000)PSA Ruby: Earned 2,000,000 credits (2,059,222)
Message 151522 - Posted: 14 Sep 2021 | 17:03:25 UTC - in response to Message 151519.

Yeah I do stupid things sometimes :(

Welcome to the team :)
____________

"Accidit in puncto, quod non contingit in anno."
Something that does not occur in a year may, perchance, happen in a moment.

ID: 151522 | Report as offensive

Message boards : 321 Prime Search : 3*2^17748034-1 is prime

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