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
158503907Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
77634090017776240140972272.72018-06-12 12:06:29
History
DateUserTypeResult
2018-06-12Andrew GF
Factor: 7763409001777624014097 / TF: 72-73
2017-12-15Oliver KruseNF
no factor from 2^71 to 2^72
2017-12-11proxy2222NF
no factor from 2^70 to 2^71
2017-12-08La GüiraNF
no factor from 2^69 to 2^70
2017-03-12XolotlNF
no factor from 2^68 to 2^69
2016-05-13ANONYMOUSNF
no factor from 2^67 to 2^68
2015-04-25tscNF
no factor from 2^66 to 2^67
2013-02-15sasaki3NF
no factor from 2^65 to 2^66
2011-01-30opyrtNF
no factor from 2^64 to 2^65
2010-06-30garoNF
no factor from 2^63 to 2^64