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
801615583Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15047120748762953568732270.32020-01-31 20:18:46
History
DateUserTypeResult
2020-01-31ConductorF
Factor: 1504712074876295356873 / TF: 70-71
2012-01-19James HeinrichNF
no factor from 2^64 to 2^70