Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
207044569Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1533980274930349824732167.12015-10-03 18:59:52
History
DateUserTypeResult
2015-10-03ConductorF
Factor: 153398027493034982473 / TF: 67-68
2015-09-26rob147147NF
no factor from 2^66 to 2^67
2013-08-03David CampeauNF
no factor from 2^65 to 2^66
2011-05-10Charles A. MorrisNF
no factor from 2^64 to 2^65