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

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MnStatusDetails
84036397Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8557899959669497902312169.52013-03-19 07:10:14
History
DateUserTypeResult
2013-03-19NickF
Factor: 855789995966949790231
2013-03-12-Anonymous-NF
no factor from 2^68 to 2^69
2013-03-06SMoffatNF
no factor from 2^67 to 2^68
2013-03-05SMoffatNF
no factor from 2^66 to 2^67
2012-08-09Carsten KossendeyNF
no factor from 2^65 to 2^66
2010-12-22Architects CubedNF
no factor from 2^64 to 2^65