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
181062983Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
84382436664361732602472272.82019-03-18 05:09:09
History
DateUserTypeResult
2019-03-18Smok_bmv F
Factor: 8438243666436173260247 / TF: 72-73*
2018-09-07ZenghuiNF
no factor from 2^71 to 2^72
2018-09-04treborNF
no factor from 2^70 to 2^71
2018-04-19Yuki Ito w/ RTX4090 insideNF
no factor from 2^69 to 2^70
2017-07-07DreyvNF
no factor from 2^68 to 2^69
2016-07-05erdramseNF
no factor from 2^67 to 2^68
2015-07-26ANONYMOUSNF
no factor from 2^66 to 2^67
2013-05-05Fox_McCloud_123NF
no factor from 2^65 to 2^66
2011-03-21sasaki3NF
no factor from 2^64 to 2^65
2010-07-26RichardNF
no factor from 2^63 to 2^64