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
918106421Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1261387914935732461212166.82015-09-17 01:00:14
History
DateUserTypeResult
2015-09-17Alex_soldierF
Factor: 126138791493573246121 / TF: 66-67
2013-05-06ramgeisNF
no factor from 2^65 to 2^66
2011-09-20lindedNF
no factor from 2^64 to 2^65
2010-07-19lindedNF
no factor from 2^63 to 2^64