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
115114229Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
687242017500790888855992375.92020-09-23 19:27:25
History
DateUserTypeResult
2020-09-23RobertKazanF
Factor: 68724201750079088885599 / TF: 75-76*
2020-09-23RobertKazanNF
no factor from 2^74 to 2^75
2020-09-23RobertKazanNF
no factor from 2^73 to 2^74
2020-04-24SRBaseNF
no factor from 2^72 to 2^73
2018-04-10el groccoNF
no factor from 2^71 to 2^72
2015-09-07roemer2201NF
no factor from 2^70 to 2^71
2015-03-07SMoffatNF
no factor from 2^69 to 2^70
2015-03-04SMoffatNF
no factor from 2^68 to 2^69
2015-02-28bunddogNF
no factor from 2^67 to 2^68
2014-12-13RichardNF
no factor from 2^66 to 2^67
2012-06-21RichardNF
no factor from 2^65 to 2^66
2010-10-04sasaki3NF
no factor from 2^64 to 2^65
2010-05-07Cedric VonckNF
no factor from 2^63 to 2^64