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
243408887Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6192380727699564837292169.12018-06-01 16:05:52
History
DateUserTypeResult
2018-06-03RichardNF
no factor from 2^68 to 2^69
2018-06-01YxinityF
Factor: 619238072769956483729 / TF: 69-70
2018-06-01YxinityNF
no factor from 2^68 to 2^69
2016-10-10rubikvn2100NF
no factor from 2^67 to 2^68
2015-12-05Kenny CrumseyNF
no factor from 2^66 to 2^67
2013-10-22tscNF
no factor from 2^65 to 2^66
2011-07-14sasaki3NF
no factor from 2^64 to 2^65