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
157171583Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
140244958224700010851212373.62019-12-02 04:34:55
History
DateUserTypeResult
2024-05-06GregNF
no factor from 2^68 to 2^69
2019-12-02Smok_bmv F
Factor: 14024495822470001085121 / TF: 73-74*
2018-04-11David HruskaNF
no factor from 2^72 to 2^73
2018-02-22David HruskaNF
no factor from 2^71 to 2^72
2017-12-17David HruskaNF
no factor from 2^70 to 2^71
2017-11-05David HruskaNF
no factor from 2^69 to 2^70
2016-07-25Josh FamestadNF
no factor from 2^68 to 2^69
2016-05-08BrionHNF
no factor from 2^67 to 2^68
2015-04-18tscNF
no factor from 2^66 to 2^67
2013-02-10MucolNF
no factor from 2^65 to 2^66
2011-01-27dslNF
no factor from 2^64 to 2^65
2010-06-27sasaki3NF
no factor from 2^63 to 2^64