Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
204249557Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3704517964714431242892168.32017-09-25 08:24:51
History
DateUserTypeResult
2025-03-28James HeinrichF
Factor: 370451796471443124289 / TF: 68-70
2017-09-25NickF
Factor: 370451796471443124289 / TF: 68-69
2016-08-24rubikvn2100NF
no factor from 2^67 to 2^68
2015-10-04NianNF
no factor from 2^66 to 2^67
2013-07-25Massimo Cappelli (ik5pwa)NF
no factor from 2^65 to 2^66
2011-05-05dslNF
no factor from 2^64 to 2^65