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
140052883Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
89134452123245081012472272.92019-10-28 04:36:12
History
DateUserTypeResult
2019-10-28Smok_bmv F
Factor: 8913445212324508101247 / TF: 72-73*
2017-09-08David HruskaNF
no factor from 2^71 to 2^72
2017-08-08David HruskaNF
no factor from 2^70 to 2^71
2015-05-04Judge HaleNF
no factor from 2^69 to 2^70
2015-05-04Judge HaleNF
no factor from 2^68 to 2^69
2015-05-04Judge HaleNF
no factor from 2^67 to 2^68
2015-02-13soldcakeNF
no factor from 2^66 to 2^67
2012-11-26sasaki3NF
no factor from 2^65 to 2^66
2010-12-09kiwiboyNF
no factor from 2^64 to 2^65
2010-06-14Torchwood InstituteNF
no factor from 2^63 to 2^64