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
900186823Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2497084884207409330813272477.72019-05-12 09:39:14
History
DateUserTypeResult
2019-05-12Samuel SchmidtF
Factor: 249708488420740933081327 / TF: 77-78
2017-04-05EthanDNF
no factor from 2^76 to 2^77
2017-03-26EthanDNF
no factor from 2^75 to 2^76
2017-03-19EthanDNF
no factor from 2^74 to 2^75
2017-02-18EthanDNF
no factor from 2^73 to 2^74
2017-02-06EthanDNF
no factor from 2^72 to 2^73
2016-12-05wombatmanNF
no factor from 2^71 to 2^72
2016-10-10EthanDNF
no factor from 2^70 to 2^71
2011-11-12Thomas NNF
no factor from 2^65 to 2^70
2010-03-10James HintzNF
no factor from 2^63 to 2^65