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
923231509Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1273278318144897523612166.82015-11-15 14:38:18
History
DateUserTypeResult
2015-11-15ConductorF
Factor: 127327831814489752361 / TF: 66-67
2011-07-08laleraNF
no factor from 2^64 to 2^66
2010-06-11lindedNF
no factor from 2^63 to 2^64