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
203586863Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
888369763169433953932066.32015-09-29 15:01:14
History
DateUserTypeResult
2024-03-17James HeinrichF
Factor: 88836976316943395393 / TF: 1-69
2015-09-29ConductorF
Factor: 88836976316943395393 / TF: 66-67
2013-07-22tscNF
no factor from 2^65 to 2^66
2011-05-04Mr-PlonkNF
no factor from 2^64 to 2^65