6 992 807 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 1 known prime factor. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
577345434272930044679	21	69.0	2011-09-08 12:13:26

Status	Date	User	Residue	Shift
Verified (Factored)	1999-06-06	Michael Schindler	6746BE8B137CD2FE	619428
Verified (Factored)	2001-10-06	Sandro Menzel	6746BE8B137CD2FE	6549492

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-01-26	ATH	F5235DD335AAA214	1	6495949	5	3
Verified	2019-02-21	kkmrkkblmbrbk	F5235DD335AAA214	1	549688	5	3

History

Date	User	Type	Result
2025-01-04	Stef42	NF-PM1	B1=1038000, B2=2024176770
2019-02-21	kkmrkkblmbrbk	C-PRP	M6992807/577345434272930044679 : F5235DD335AAA214 PRP: Verified PRP without proof (not generated)
2018-01-26	ATH	C-PRP	M6992807/577345434272930044679 : F5235DD335AAA214 PRP: Verified PRP without proof (not generated)
2011-09-08	Carsten Kossendey	F-PM1	Factor: 577345434272930044679