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
905215013Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
13138359108514281749272270.22017-10-19 20:06:54
History
DateUserTypeResult
2017-10-19ConductorF
Factor: 1313835910851428174927 / TF: 69-71
2016-05-14YxinityNF
no factor from 2^67 to 2^70
2015-02-05Gordon SpenceNF
no factor from 2^66 to 2^67
2013-04-25ramgeisNF
no factor from 2^65 to 2^66
2011-11-06lindeeNF
no factor from 2^64 to 2^65
2010-07-08lindedNF
no factor from 2^63 to 2^64