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
658303199Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5535571095358861520872168.92016-10-30 20:33:54
History
DateUserTypeResult
2022-03-02James HeinrichNF
no factor from 2^64 to 2^65
2016-10-30NipalF
Factor: 553557109535886152087 / TF: 67-70
2014-07-01sasakiNF
no factor from 2^66 to 2^67
2014-02-23america64NF
no factor from 2^65 to 2^66