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

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MnStatusDetails
155014253Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3084584508918404461992168.12016-11-20 09:43:26
History
DateUserTypeResult
2025-03-17James HeinrichF
Factor: 308458450891840446199 / TF: 68-70
2016-11-20Alex_soldierF
Factor: 308458450891840446199 / TF: 68-69*
2016-05-03TomNF
no factor from 2^67 to 2^68
2015-04-10subgeniusNF
no factor from 2^66 to 2^67
2013-02-02firereddNF
no factor from 2^65 to 2^66
2011-01-22Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-06-26Charles A. MorrisNF
no factor from 2^63 to 2^64