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
208938493Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
182123524519721871899692373.92020-09-16 03:27:08
History
DateUserTypeResult
2020-09-16Smok_bmv F
Factor: 18212352451972187189969 / TF: 73-74
2019-12-09GROBERTSNF
no factor from 2^72 to 2^73
2019-12-09GROBERTSNF
no factor from 2^71 to 2^72
2019-12-06Chabot PrimeNF
no factor from 2^70 to 2^71
2017-12-04RichardNF
no factor from 2^68 to 2^69
2017-11-18YxinityNF
no factor from 2^69 to 2^70
2017-11-18YxinityNF
no factor from 2^68 to 2^69
2016-09-04DerekNF
no factor from 2^67 to 2^68
2015-10-10loki1975NF
no factor from 2^66 to 2^67
2013-08-08KayJongsmaNF
no factor from 2^65 to 2^66
2011-05-13carlos56NF
no factor from 2^64 to 2^65