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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
212688661Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
633271272468495404158632375.72024-11-27 15:54:15
History
DateUserTypeResult
2024-11-27SRBaseF
Factor: 63327127246849540415863 / TF: 75-76*
2023-05-13SRBaseNF
no factor from 2^74 to 2^75
2020-12-17ITSNF
no factor from 2^73 to 2^74
2020-10-26SRBaseNF
no factor from 2^72 to 2^73
2020-06-13SRBaseNF
no factor from 2^71 to 2^72
2020-01-10CorbyguyNF
no factor from 2^70 to 2^71
2013-02-05america64NF
no factor from 2^69 to 2^70
2013-01-28america64NF
no factor from 2^68 to 2^69
2012-02-13laleraNF
no factor from 2^67 to 2^68
2012-02-07laleraNF
no factor from 2^66 to 2^67
2012-01-11america64NF
no factor from 2^65 to 2^66
2011-05-22tscNF
no factor from 2^64 to 2^65