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
163677271Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
69711134229422636359932272.62019-06-28 13:22:23
History
DateUserTypeResult
2019-06-28Seag011F
Factor: 6971113422942263635993 / TF: 72-73
2019-04-19proxy2222NF
no factor from 2^71 to 2^72
2018-11-26proxy2222NF
no factor from 2^70 to 2^71
2016-10-06Adam BuranNF
no factor from 2^69 to 2^70
2016-08-24Adam BuranNF
no factor from 2^68 to 2^69
2016-03-25caddrNF
no factor from 2^67 to 2^68
2015-05-17Jason UNF
no factor from 2^66 to 2^67
2013-03-06tscNF
no factor from 2^65 to 2^66
2011-02-07runeskNF
no factor from 2^64 to 2^65
2010-07-03wmjmoellerNF
no factor from 2^63 to 2^64