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

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MnStatusDetails
610412321Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1618858287613804037212167.12016-11-07 16:06:51
History
DateUserTypeResult
2022-07-12LordJuliusNF
no factor from 2^1 to 2^65
2022-03-03James HeinrichNF
no factor from 2^64 to 2^65
2016-11-07NipalF
Factor: 161885828761380403721 / TF: 67-70
2014-01-23sasakiNF
no factor from 2^66 to 2^67
2014-01-23sasakiNF
no factor from 2^65 to 2^66