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
660007531Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3054975860121905295772168.02017-09-10 14:31:26
History
DateUserTypeResult
2025-03-06James HeinrichF
Factor: 305497586012190529577 / TF: 68-70
2017-09-10Alex_soldierF
Factor: 305497586012190529577 / TF: 68-69*
2016-11-29ConductorNF
no factor from 2^67 to 2^68