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
652080083Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
42371208453672324409992271.82020-02-01 05:05:35
History
DateUserTypeResult
2020-02-01Smok_bmv F
Factor: 4237120845367232440999 / TF: 71-72
2018-12-04Niels_Mache_NextcloudNF
no factor from 2^70 to 2^71
2018-11-03srow7NF
no factor from 2^69 to 2^70
2017-05-23sasakiNF
no factor from 2^68 to 2^69
2017-02-03sasakiNF
no factor from 2^67 to 2^68
2014-06-26sasakiNF
no factor from 2^66 to 2^67
2014-02-24sasakiNF
no factor from 2^65 to 2^66
2010-11-07Architects CubedNF
no factor from 2^64 to 2^65
2010-07-21Architects CubedNF
no factor from 2^63 to 2^64