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
203849969Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1107946906262588017032166.62015-09-30 12:45:56
History
DateUserTypeResult
2024-03-16GregF
Factor: 110794690626258801703 / TF: 1-70
2024-03-13James HeinrichNF
no factor from 2^70 to 2^71
2015-09-30ConductorF
Factor: 110794690626258801703 / TF: 66-67
2013-07-22Lukin DmitryNF
no factor from 2^65 to 2^66
2011-05-05sasaki3NF
no factor from 2^64 to 2^65