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

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MnStatusDetails
262312109Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1270974569268919495692166.82015-12-30 15:13:14
History
DateUserTypeResult
2015-12-30ConductorF
Factor: 127097456926891949569 / TF: 66-67
2013-11-26Yan Ruimin ChinaNF
no factor from 2^65 to 2^66
2011-08-14Damian SilvestreNF
no factor from 2^64 to 2^65
2010-03-16Torchwood InstituteNF
no factor from 2^63 to 2^64
2010-03-16Torchwood InstituteNF
no factor from 2^62 to 2^63