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
917672299Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
1261719068199438156792166.82015-10-24 21:02:47
1622325782472004087932167.12021-10-22 11:39:52
History
DateUserTypeResult
2021-10-22TJAOIF
Factor: 162232578247200408793 / TF: 67-68
2015-10-24Alex_soldierF
Factor: 126171906819943815679 / TF: 66-67*
2013-05-24ramgeisNF
no factor from 2^65 to 2^66
2011-09-22lindedNF
no factor from 2^64 to 2^65
2010-06-22lindedNF
no factor from 2^63 to 2^64