8 019 023 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 3 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
16038047	8	23.9	old
208494599	9	27.6	2008-09-08 03:44:16
4032068191128414457	19	61.8	2008-03-11 03:34:42

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-10	_p95holder_	64563D4E06AABDA4	3	4376762	5	3
Verified	2020-01-01	daveward2005	64563D4E06AABDA4	3	5386796	5	3

History

Date	User	Type	Result
2024-03-27	Stef42	NF-PM1	B1=3000000, B2=5403983130
2020-01-01	daveward2005	C-PRP	M8019023/16038047/4032068191128414457/208494599 : 64563D4E06AABDA4 PRP: Verified PRP without proof (not generated)
2018-07-10	_p95holder_	C-PRP	M8019023/16038047/4032068191128414457/208494599 : 64563D4E06AABDA4 PRP: Verified PRP without proof (not generated)
2008-09-08	Will Edgington	F	Factor: 208494599