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
867467521Factored
FactorDigitsBitsDate
78082177823090284470072272.72021-01-07 21:35:39
History
DateUserTypeResult
2021-01-07ky0urakuF
Factor: 7808217782309028447007 / TF: 72-73
2020-10-14SRBaseNF
no factor from 2^71 to 2^72
2019-04-25srow7NF
no factor from 2^70 to 2^71
2017-01-07ramgeisNF
no factor from 2^68 to 2^70
2015-10-07sasakiNF
no factor from 2^67 to 2^68
2015-03-17sasakiNF
no factor from 2^66 to 2^67
2012-04-12David CampeauNF
no factor from 2^64 to 2^66
2010-08-02lindedNF
no factor from 2^63 to 2^64