Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnStatusDetails
151705783Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
40863061170886245515532271.82017-09-28 00:29:11
History
DateUserTypeResult
2024-05-06GregNF
no factor from 2^70 to 2^71
2017-10-28Choi4KANGF
Factor: 4086306117088624551553 / TF: 71-72
2017-09-28Sergey NosovF
Factor: 4086306117088624551553 / TF: 71-72*
2016-07-08Josh FamestadNF
no factor from 2^70 to 2^71
2016-04-04La GüiraNF
no factor from 2^69 to 2^70
2016-04-04La GüiraNF
no factor from 2^68 to 2^69
2016-04-04La GüiraNF
no factor from 2^67 to 2^68
2015-03-26Andrew BNF
no factor from 2^66 to 2^67
2013-01-19tscNF
no factor from 2^65 to 2^66
2011-01-15runeskNF
no factor from 2^64 to 2^65
2010-06-23sasaki3NF
no factor from 2^63 to 2^64