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
653166583Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
26647775761126759075932271.22020-02-02 16:34:51
History
DateUserTypeResult
2020-02-02Smok_bmv F
Factor: 2664777576112675907593 / TF: 71-72
2018-12-02Niels_Mache_NextcloudNF
no factor from 2^70 to 2^71
2018-09-25Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2017-06-22sasakiNF
no factor from 2^68 to 2^69
2017-02-07sasakiNF
no factor from 2^67 to 2^68
2014-06-27sasakiNF
no factor from 2^66 to 2^67
2014-03-07sasakiNF
no factor from 2^65 to 2^66
2010-11-05Architects CubedNF
no factor from 2^64 to 2^65
2010-07-21Architects CubedNF
no factor from 2^63 to 2^64