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
999801217Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6606931621668747060172169.22010-04-10 15:08:15
History
DateUserTypeResult
2025-08-07mikrNF
no factor from 2^71 to 2^72
2025-03-12mikrNF
no factor from 2^70 to 2^71
2024-08-25MooMoo2F
Factor: 660693162166874706017 / TF: 69-70
2021-12-22ViliamFNF
no factor from 2^67 to 2^68
2010-04-10lindeeF
Factor: 660693162166874706017
2010-04-10lindeeNF
no factor from 2^68 to 2^69
2010-04-10lindeeNF
no factor from 2^67 to 2^68
2010-04-10lindeeNF
no factor from 2^66 to 2^67