7 897 607 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 2 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
579965192704921	15	49.0	old
1827377449829831	16	50.7	2014-06-05 11:46:04

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-06-04	_p95holder_	8FC4ED177C9106F6	2	1543618	5	3
Verified	2019-11-10	ATH	8FC4ED177C9106F6	2	646758	5	3

History

Date	User	Type	Result
2024-02-02	Stef42	NF-PM1	B1=950000, B2=1968826860
2019-11-10	ATH	C-PRP	M7897607/579965192704921/1827377449829831 : 8FC4ED177C9106F6 PRP: Verified PRP without proof (not generated)
2018-06-04	_p95holder_	C-PRP	M7897607/579965192704921/1827377449829831 : 8FC4ED177C9106F6 PRP: Verified PRP without proof (not generated)
2014-06-05	TJAOI	F	Factor: 1827377449829831