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
406078483Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
29479152335158895046972271.32019-10-18 03:33:25
History
DateUserTypeResult
2019-10-18Smok_bmv F
Factor: 2947915233515889504697 / TF: 71-72
2019-10-18Smok_bmv NF
no factor from 2^70 to 2^71
2018-08-27sasakiNF
no factor from 2^69 to 2^70
2017-08-30sasakiNF
no factor from 2^68 to 2^69
2014-03-26The MawnNF
no factor from 2^65 to 2^68