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
771017183Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
12404620288301484352632270.12020-04-11 12:33:58
16088549613063380389992270.42020-04-11 12:33:59
History
DateUserTypeResult
2020-04-11Smok_bmv F
Factor: 1608854961306338038999 / TF: 70-71
2020-04-11Smok_bmv F
Factor: 1240462028830148435263 / TF: 70-71
2013-10-19monstNF
no factor from 2^66 to 2^70
2013-06-05america64NF
no factor from 2^65 to 2^66
2011-07-20monstNF
no factor from 2^64 to 2^65
2010-05-14Architects CubedNF
no factor from 2^63 to 2^64