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
156826723Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
87786820199551589438812272.92018-04-16 10:08:00
History
DateUserTypeResult
2018-04-16yponomarevF
Factor: 8778682019955158943881 / TF: 72-73
2018-04-12bayanneNF
no factor from 2^71 to 2^72
2018-03-30proxy2222NF
no factor from 2^70 to 2^71
2017-11-30La GüiraNF
no factor from 2^69 to 2^70
2017-03-14XolotlNF
no factor from 2^68 to 2^69
2016-05-06James HintzNF
no factor from 2^67 to 2^68
2015-04-16taffaNF
no factor from 2^66 to 2^67
2013-02-08Mr-PlonkNF
no factor from 2^65 to 2^66
2011-03-29lindedNF
no factor from 2^64 to 2^65