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
672500273Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5062568083372478190232168.82018-04-06 12:20:07
History
DateUserTypeResult
2018-04-06ConductorF
Factor: 506256808337247819023 / TF: 68-69
2017-01-07NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-08sasakiNF
no factor from 2^66 to 2^67
2013-12-22sasakiNF
no factor from 2^65 to 2^66