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Message boards : Proth Prime Search : New prime, and divisor of a GF number

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DarrylProject donor
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Joined: 21 Mar 09
Posts: 100
ID: 37210
Credit: 366,233,783
RAC: 0
Discovered 1 mega primeFound 1 prime in the 2019 Tour de PrimesFound 2 primes in the 2020 Tour de PrimesFound 1 mega prime in the 2020 Tour de Primes321 LLR Gold: Earned 500,000 credits (503,464)Cullen LLR Gold: Earned 500,000 credits (500,149)ESP LLR Gold: Earned 500,000 credits (515,497)Generalized Cullen/Woodall LLR Gold: Earned 500,000 credits (527,019)PPS LLR Sapphire: Earned 20,000,000 credits (24,326,305)PSP LLR Amethyst: Earned 1,000,000 credits (1,006,254)SoB LLR Gold: Earned 500,000 credits (538,748)SR5 LLR Turquoise: Earned 5,000,000 credits (5,387,020)SGS LLR Sapphire: Earned 20,000,000 credits (20,006,208)TRP LLR Gold: Earned 500,000 credits (506,533)Woodall LLR Gold: Earned 500,000 credits (536,003)321 Sieve (suspended) Jade: Earned 10,000,000 credits (10,011,269)Cullen/Woodall Sieve (suspended) Emerald: Earned 50,000,000 credits (52,021,564)Generalized Cullen/Woodall Sieve (suspended) Turquoise: Earned 5,000,000 credits (5,134,887)PPS Sieve Double Bronze: Earned 100,000,000 credits (100,260,654)Sierpinski (ESP/PSP/SoB) Sieve (suspended) Amethyst: Earned 1,000,000 credits (1,761,921)TRP Sieve (suspended) Turquoise: Earned 5,000,000 credits (5,020,224)AP 26/27 Double Bronze: Earned 100,000,000 credits (101,421,992)GFN Sapphire: Earned 20,000,000 credits (36,248,050)
Message 35986 - Posted: 5 May 2011 | 23:06:39 UTC

My first new prime discovery in over 4 months, 1179*2^878762+1 also turns out to divide a generalised fermat number GF(878760,11). Just thought it was worth mentioning ;-) And it came just hours before switching over to the Riesel LLR for the current challenge - quite satisfying really...

mfbabb2Project donor
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Joined: 10 Oct 08
Posts: 510
ID: 30360
Credit: 11,549,356
RAC: 2
Eliminated 2 conjecture "k"s321 LLR Gold: Earned 500,000 credits (549,886)Cullen LLR Silver: Earned 100,000 credits (494,859)ESP LLR Silver: Earned 100,000 credits (361,416)Generalized Cullen/Woodall LLR Gold: Earned 500,000 credits (533,729)PPS LLR Gold: Earned 500,000 credits (595,337)PSP LLR Gold: Earned 500,000 credits (566,781)SoB LLR Gold: Earned 500,000 credits (981,226)SR5 LLR Bronze: Earned 10,000 credits (94,782)SGS LLR Silver: Earned 100,000 credits (105,953)TRP LLR Silver: Earned 100,000 credits (163,541)Woodall LLR Amethyst: Earned 1,000,000 credits (1,491,761)321 Sieve (suspended) Bronze: Earned 10,000 credits (82,515)Cullen/Woodall Sieve (suspended) Silver: Earned 100,000 credits (200,096)Generalized Cullen/Woodall Sieve (suspended) Bronze: Earned 10,000 credits (85,743)PPS Sieve Gold: Earned 500,000 credits (733,035)Sierpinski (ESP/PSP/SoB) Sieve (suspended) Bronze: Earned 10,000 credits (20,039)TRP Sieve (suspended) Silver: Earned 100,000 credits (100,597)AP 26/27 Silver: Earned 100,000 credits (275,545)GFN Ruby: Earned 2,000,000 credits (3,892,660)PSA Silver: Earned 100,000 credits (211,837)
Message 35990 - Posted: 6 May 2011 | 2:24:20 UTC - in response to Message 35986.

Double congratulations.
____________
Murphy (AtP)



Message boards : Proth Prime Search : New prime, and divisor of a GF number

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