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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Exponent Range:










MnStatusDetails
918467227Factored
FactorDigitsBitsDate
6214623305449009402312169.12018-01-16 20:13:45
History
DateUserTypeResult
2018-01-16ConductorF
Factor: 621462330544900940231 / TF: 69-70
2017-04-05sasakiNF
no factor from 2^68 to 2^69
2016-09-16Alex_soldierNF
no factor from 2^67 to 2^68
2015-10-05Alex_soldierNF
no factor from 2^66 to 2^67
2013-05-29ramgeisNF
no factor from 2^65 to 2^66
2011-09-16lindedNF
no factor from 2^64 to 2^65
2010-07-20lindedNF
no factor from 2^63 to 2^64