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
490876171Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
736401068302740659466492376.02025-09-15 08:22:54
History
DateUserTypeResult
2025-09-15SRBaseF
Factor: 73640106830274065946649 / TF: 75-76
2024-01-01SRBaseNF
no factor from 2^74 to 2^75
2022-07-01SRBaseNF
no factor from 2^73 to 2^74
2021-03-08SRBaseNF
no factor from 2^72 to 2^73
2020-08-23SRBaseNF
no factor from 2^71 to 2^72
2020-05-31SRBaseNF
no factor from 2^70 to 2^71
2013-11-20bayanneNF
no factor from 2^66 to 2^70
2011-10-17delta_tNF
no factor from 2^65 to 2^66