39 047 209 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
16606559026173520593905288965921623313	38	123.6	2019-12-17 14:51:29

Status	Date	User	Residue	Shift
Verified (Factored)	2007-09-13	Charlotte Fischer	AA1EB1CFD5A6B8B2	8740290
Verified (Factored)	2016-11-17	Ilhom	AA1EB1CFD5A6B8B2	10427770

P-1 factors

Date	Factor	B1	B2
2019-12-17	16606559026173520593905288965921623313	510000	10072500

History

Date	User	Type	Result
2019-12-17	Architects Cubed	F-PM1	Factor: 16606559026173520593905288965921623313 / (P-1, B1=510000, B2=10072500, E=12)
2019-10-13	-Anonymous-	NF	no factor from 2^72 to 2^73
2019-05-19	monst	NF	no factor from 2^71 to 2^72
2016-11-17	Ilhom	C-LL	AA1EB1CFD5A6B8B2
2014-12-01	srow7	NF	no factor from 2^70 to 2^71
2014-11-24	NR	NF	no factor from 2^69 to 2^70
2012-10-05	Carsten Kossendey	NF	no factor from 2^68 to 2^69