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
999285271Composite: 3 known prime factors
Factored
FactorDigitsBitsDate
1494850822594331547.12008-06-02 20:45:20
4340175731828891548.62012-09-17 12:38:39
22593934969367861271961.02015-12-25 15:57:41
History
DateUserTypeResult
2025-03-10mikrNF
no factor from 2^69 to 2^71
2022-09-27onlinegameNF
no factor from 2^68 to 2^69
2022-04-07James HeinrichF
Factor: 2259393496936786127 / TF: 1-67
2022-04-07James HeinrichF
Factor: 149485082259433 / TF: 1-67
2022-04-07James HeinrichF
Factor: 434017573182889 / TF: 1-67
2021-12-21ViliamFNF
no factor from 2^67 to 2^68
2015-12-25ConductorF
Factor: 2259393496936786127 / TF: 1-62
2012-09-17TF to low limitsF
Factor: 434017573182889