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
226988389Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
787455543449055640872066.12015-11-09 10:16:21
History
DateUserTypeResult
2015-11-09ConductorF
Factor: 78745554344905564087 / TF: 66-67
2013-09-11GrunwalderGIMPNF
no factor from 2^65 to 2^66
2011-06-16sasaki3NF
no factor from 2^64 to 2^65