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
147206869Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
12941807263282117040632270.12016-12-12 14:17:10
History
DateUserTypeResult
2025-04-25James HeinrichF
Factor: 1294180726328211704063 / TF: 70-71
2016-12-12d3zorgF
Factor: 1294180726328211704063 / TF: 70-71
2016-12-08nate.andersNF
no factor from 2^69 to 2^70
2016-12-05nate.andersNF
no factor from 2^68 to 2^69
2016-03-19DerekNF
no factor from 2^67 to 2^68
2015-03-08aurashiftNF
no factor from 2^66 to 2^67
2013-01-02RichardNF
no factor from 2^65 to 2^66
2011-01-02BloodIceNF
no factor from 2^64 to 2^65