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
133166977Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1478039715066278998885212477.02023-08-14 16:23:27
History
DateUserTypeResult
2023-08-14MirraF
Factor: 147803971506627899888521 / TF: 76-77
2023-08-14MirraNF
no factor from 2^75 to 2^76
2022-12-29SRBaseNF
no factor from 2^74 to 2^75
2021-07-25SRBaseNF
no factor from 2^73 to 2^74
2020-10-22SRBaseNF
no factor from 2^72 to 2^73
2016-09-30David HruskaNF
no factor from 2^71 to 2^72
2016-02-02Jens PedersenNF
no factor from 2^70 to 2^71
2016-01-26La GüiraNF
no factor from 2^69 to 2^70
2016-01-26La GüiraNF
no factor from 2^68 to 2^69
2016-01-26La GüiraNF
no factor from 2^67 to 2^68
2015-01-21vwflat4NF
no factor from 2^66 to 2^67
2012-10-20subgeniusNF
no factor from 2^65 to 2^66
2010-11-19Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-06-05sasaki3NF
no factor from 2^63 to 2^64