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
277244503Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6465903531764953384492169.12019-07-22 15:16:33
History
DateUserTypeResult
2019-07-22ConductorF
Factor: 646590353176495338449 / TF: 69-70
2018-07-08Niels_Mache_NextcloudNF
no factor from 2^68 to 2^69
2016-12-03Jan KuipersNF
no factor from 2^67 to 2^68
2016-01-13KayJongsmaNF
no factor from 2^66 to 2^67
2013-12-07carlos56NF
no factor from 2^65 to 2^66
2011-09-08sasaki3NF
no factor from 2^64 to 2^65
2010-04-04lindedNF
no factor from 2^63 to 2^64
2010-04-04lindedNF
no factor from 2^62 to 2^63