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
849501953Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
88549795212865985745432272.92019-10-08 16:27:52
History
DateUserTypeResult
2019-10-08ATHNF
no factor from 2^70 to 2^71
2019-10-08Daniil TsarkovF
Factor: 8854979521286598574543 / TF: 72-73
2019-10-08Daniil TsarkovNF
no factor from 2^71 to 2^72
2019-10-08Daniil TsarkovNF
no factor from 2^70 to 2^71
2017-01-29ramgeisNF
no factor from 2^68 to 2^70
2015-08-19sasakiNF
no factor from 2^67 to 2^68
2015-02-16sasakiNF
no factor from 2^66 to 2^67
2012-04-06David CampeauNF
no factor from 2^64 to 2^66
2010-07-19lindedNF
no factor from 2^63 to 2^64