Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
992192017Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
494435760664195174715832375.42024-07-06 06:47:34
History
DateUserTypeResult
2025-06-12GregF
Factor: 49443576066419517471583 / TF: 75-76
2024-07-06MooMoo2F
Factor: 49443576066419517471583 / TF: 75-76*
2024-04-01JacobZNF
no factor from 2^74 to 2^75
2022-12-01lycornNF
no factor from 2^73 to 2^74
2021-07-04SRBaseNF
no factor from 2^72 to 2^73
2020-08-22Yves de WandelaarNF
no factor from 2^71 to 2^72
2013-10-14ramgeisNF
no factor from 2^67 to 2^71
2012-01-26lindeeNF
no factor from 2^66 to 2^67
2011-04-28lindeeNF
no factor from 2^65 to 2^66
2010-09-06lindedNF
no factor from 2^64 to 2^65