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

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MnStatusDetails
150421399Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
81260142546575209360872272.82017-04-04 22:45:25
History
DateUserTypeResult
2017-04-04d3zorgF
Factor: 8126014254657520936087 / TF: 72-73
2017-03-30workerthreadNF
no factor from 2^71 to 2^72
2017-03-23workerthreadNF
no factor from 2^70 to 2^71
2016-12-26Smok_bmv NF
no factor from 2^69 to 2^70
2016-06-20wombatmanNF
no factor from 2^68 to 2^69
2016-04-15kevshawNF
no factor from 2^67 to 2^68
2015-03-20aurashiftNF
no factor from 2^66 to 2^67
2013-01-17RichardNF
no factor from 2^65 to 2^66
2011-01-11sasaki3NF
no factor from 2^64 to 2^65
2010-06-22Charles A. MorrisNF
no factor from 2^63 to 2^64