Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
433997939Factored
FactorDigitsBitsDate
9580202623876386876312169.72016-12-15 14:19:58
History
DateUserTypeResult
2016-12-15ConductorF
Factor: 958020262387638687631 / TF: 69-70
2016-12-11ConductorNF
no factor from 2^68 to 2^69
2015-12-28sasakiNF
no factor from 2^66 to 2^68
2014-08-13rubikvn2100NF
no factor from 2^65 to 2^66