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
229047083Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
39637391036485507539372271.72019-08-19 02:42:52
History
DateUserTypeResult
2019-08-19Smok_bmv F
Factor: 3963739103648550753937 / TF: 71-72*
2018-09-07ZenghuiNF
no factor from 2^70 to 2^71
2018-08-30Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2018-04-07Walt J. RimmerNF
no factor from 2^68 to 2^69
2016-09-18rubikvn2100NF
no factor from 2^67 to 2^68
2015-10-17NumberwangNF
no factor from 2^66 to 2^67
2013-09-18OS1NF
no factor from 2^65 to 2^66
2011-06-20sasaki3NF
no factor from 2^64 to 2^65