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
222000871Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1820900901585999060031372477.32023-07-29 11:25:49
History
DateUserTypeResult
2023-07-29MirraF
Factor: 182090090158599906003137 / TF: 77-78
2020-02-21mikrNF
no factor from 2^76 to 2^77
2020-02-21mikrNF
no factor from 2^75 to 2^76
2020-02-21mikrNF
no factor from 2^74 to 2^75
2020-02-21mikrNF
no factor from 2^73 to 2^74
2020-02-21mikrNF
no factor from 2^72 to 2^73
2018-08-13ZenghuiNF
no factor from 2^71 to 2^72
2011-06-10UngelovendeNF
no factor from 2^70 to 2^71
2011-06-10UngelovendeNF
no factor from 2^69 to 2^70
2011-06-10UngelovendeNF
no factor from 2^68 to 2^69
2011-06-10UngelovendeNF
no factor from 2^64 to 2^68
2010-05-16Architects CubedNF
no factor from 2^63 to 2^64