207 482 521 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
181563540716185038919	21	67.3	2015-10-12 15:57:25

History

Date	User	Type	Result
2024-03-17	James Heinrich	F	Factor: 181563540716185038919 / TF: 1-70
2015-10-12	Conductor	F	Factor: 181563540716185038919 / TF: 67-68
2015-09-26	rob147147	NF	no factor from 2^66 to 2^67
2013-08-07	Richard	NF	no factor from 2^65 to 2^66
2011-05-12	bayanne	NF	no factor from 2^64 to 2^65

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