Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
101503429Factored
FactorDigitsBitsDate
10809840282731880974819762472889.82020-12-08 22:42:53
P-1 factors
DateFactorB1B2
2020-12-08108098402827318809748197624785000017212500
History
DateUserTypeResult
2020-12-08tottenhoffF-PM1
Factor: 1080984028273188097481976247 / (P-1, B1=850000, B2=17212500, E=6)
2020-10-10TheJudgerNF
no factor from 2^75 to 2^76
2020-10-10TheJudgerNF
no factor from 2^74 to 2^75
2020-03-13Hans LoeblichNF
no factor from 2^73 to 2^74
2020-03-04danc2NF
no factor from 2^72 to 2^73
2014-12-22g0bNF
no factor from 2^71 to 2^72
2014-04-06PascalBieriNF
no factor from 2^70 to 2^71
2014-04-06-Anonymous-NF
no factor from 2^70 to 2^71
2014-03-31Smok_bmv NF
no factor from 2^69 to 2^70
2013-12-16Peter RehaeusserNF
no factor from 2^68 to 2^69
2013-08-29PascalBieriNF
no factor from 2^67 to 2^68
2013-08-27PascalBieriNF
no factor from 2^66 to 2^67
2012-04-16MBeckerNF
no factor from 2^65 to 2^66
2010-08-14sasaki3NF
no factor from 2^64 to 2^65
2010-03-291997rj7NF
no factor from 2^63 to 2^64