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
689799337Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
7707578569545236095032169.42018-05-14 05:38:30
8621857282031366262972169.52018-05-14 05:38:29
History
DateUserTypeResult
2018-05-14YxinityF
Factor: 770757856954523609503 / TF: 68-70
2018-05-14YxinityF
Factor: 862185728203136626297 / TF: 68-70
2016-09-29NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-08-14sasakiNF
no factor from 2^66 to 2^67
2014-02-23america64NF
no factor from 2^65 to 2^66