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
172918159Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
67489846755594900732232272.52019-03-19 04:28:08
History
DateUserTypeResult
2019-03-19Smok_bmv F
Factor: 6748984675559490073223 / TF: 72-73*
2019-03-11Smok_bmv NF
no factor from 2^71 to 2^72
2018-09-07ZenghuiNF
no factor from 2^70 to 2^71
2017-05-15YxinityNF
no factor from 2^69 to 2^70
2017-05-15YxinityNF
no factor from 2^68 to 2^69
2017-05-13ANONYMOUSNF
no factor from 2^68 to 2^69
2016-06-06mikeblasNF
no factor from 2^67 to 2^68
2015-06-22sannerud.comNF
no factor from 2^66 to 2^67
2013-04-12Mike_SNF
no factor from 2^65 to 2^66
2011-03-01tscNF
no factor from 2^64 to 2^65
2010-07-13Charles A. MorrisNF
no factor from 2^63 to 2^64