39 941 479 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
12186662150711876182297	23	73.4	2020-01-31 19:44:40

Status	Date	User	Residue	Shift
Verified (Factored)	2010-01-24	curtisc	416872A2D0AA7359	16829625
Verified (Factored)	2016-08-09	petrym	416872A2D0AA7359	27472913

History

Date	User	Type	Result
2020-01-31	-Anonymous-	F	Factor: 12186662150711876182297 / TF: 73-74*
2019-10-11	-Anonymous-	NF	no factor from 2^72 to 2^73
2019-03-07	monst	NF	no factor from 2^71 to 2^72
2016-08-09	petrym	C-LL	416872A2D0AA7359
2014-12-17	NickOfTime	NF	no factor from 2^70 to 2^71
2014-12-17	NickOfTime	NF	no factor from 2^69 to 2^70
2010-01-29	Carsten Kossendey	NF-PM1	B1=210000, B2=3885000
2010-01-24	curtisc	C-LL	416872A2D0AA7359