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

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MnStatusDetails
167573933Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1272122967310723816632166.82015-06-05 10:37:06
History
DateUserTypeResult
2015-06-05Alex_soldierF
Factor: 127212296731072381663 / TF: 66-67
2013-03-20Charles A. MorrisNF
no factor from 2^65 to 2^66
2011-02-14Mr-PlonkNF
no factor from 2^64 to 2^65
2010-07-07Mr-PlonkNF
no factor from 2^63 to 2^64