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
247507361Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
9512396431283783785612169.72018-06-01 04:04:01
History
DateUserTypeResult
2018-06-01YxinityF
Factor: 951239643128378378561 / TF: 69-70
2018-06-01YxinityNF
no factor from 2^68 to 2^69
2016-10-18vwflat4NF
no factor from 2^67 to 2^68
2015-12-12el groccoNF
no factor from 2^66 to 2^67
2013-10-30Grant McCrackenNF
no factor from 2^65 to 2^66
2011-07-21Mr-PlonkNF
no factor from 2^64 to 2^65