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

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MnStatusDetails
251447269Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
11371521205071315095932269.92018-06-07 05:52:22
History
DateUserTypeResult
2018-06-11BrionHNF
no factor from 2^68 to 2^69
2018-06-07YxinityF
Factor: 1137152120507131509593 / TF: 69-70
2018-06-07YxinityNF
no factor from 2^68 to 2^69
2014-11-07caddrNF
no factor from 2^67 to 2^68
2014-10-14caddrNF
no factor from 2^66 to 2^67
2013-11-08RichardNF
no factor from 2^65 to 2^66
2011-07-28RichardNF
no factor from 2^64 to 2^65
2010-03-03EPFNF
no factor from 2^63 to 2^64
2010-03-03EPFNF
no factor from 2^62 to 2^63