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
970937917Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5426503789994872276572168.92016-09-28 20:55:23
History
DateUserTypeResult
2016-09-28Sergey KomolovF
Factor: 542650378999487227657 / TF: 68-69
2016-06-07NoPolarBearsHereNF
no factor from 2^67 to 2^68
2016-06-05monstNF
no factor from 2^67 to 2^68
2015-02-08Gordon SpenceNF
no factor from 2^66 to 2^67
2012-07-12lindedNF
no factor from 2^65 to 2^66
2011-01-10lindedNF
no factor from 2^64 to 2^65
2010-03-31lindedNF
no factor from 2^63 to 2^64