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
214803047Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
151234229441929910859372373.72018-06-20 06:39:56
History
DateUserTypeResult
2018-06-20yponomarevF
Factor: 15123422944192991085937 / TF: 73-74
2018-06-17Yves de WandelaarNF
no factor from 2^72 to 2^73
2018-06-15halver3214NF
no factor from 2^71 to 2^72
2018-06-10Yves de WandelaarNF
no factor from 2^70 to 2^71
2018-06-05La GüiraNF
no factor from 2^69 to 2^70
2017-12-18Walt J. RimmerNF
no factor from 2^68 to 2^69
2016-09-01XZTNF
no factor from 2^67 to 2^68
2015-12-17sasaki3NF
no factor from 2^66 to 2^67
2012-06-26america64NF
no factor from 2^65 to 2^66
2011-05-25Charles A. MorrisNF
no factor from 2^64 to 2^65