Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
245383979Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
9838612687555228528732169.72018-05-28 05:22:30
History
DateUserTypeResult
2018-05-28YxinityF
Factor: 983861268755522852873 / TF: 69-70
2018-05-28YxinityNF
no factor from 2^68 to 2^69
2016-10-13XolotlNF
no factor from 2^67 to 2^68
2015-12-09vwflat4NF
no factor from 2^66 to 2^67
2013-10-25Mr-PlonkNF
no factor from 2^65 to 2^66
2011-07-18Mr-PlonkNF
no factor from 2^64 to 2^65