6 960 139 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
12768235792721	14	43.5	old
632073836180229499661177	24	79.1	2023-12-30 09:04:30

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2018-01-27	Oliver Kruse	D8E1444FA7939D15	1	1883196	5	3
Verified (Factored)	2019-02-11	J.R. Allen	D8E1444FA7939D15	1	6434282	5	3
Verified	2024-01-03	Naegi Makoto	D8E1444FA7939D15	2	6938219	5	3

P-1 factors

Date	Factor	B1	B2
2023-12-30	632073836180229499661177	562000	960946350

History

Date	User	Type	Result
2024-01-03	Will Edgington	CERT	PRP Certification Proof certified good
2024-01-03	Naegi Makoto	C-PRP	M6960139/12768235792721/632073836180229499661177 : D8E1444FA7939D15 PRP proof power = 8 PRP: Verified Proof certified good
2024-01-02	Stef42	NF-PM1	B1=600000, B2=1280476890
2023-12-30	Stef42	F-PM1	Factor: 632073836180229499661177 / (P-1, B1=562000, B2=960946350)
2019-02-11	J.R. Allen	C-PRP	M6960139/12768235792721 : D8E1444FA7939D15 PRP: Verified (Factored) PRP without proof (not generated)
2018-01-27	Oliver Kruse	C-PRP	M6960139/12768235792721 : D8E1444FA7939D15 PRP: Verified (Factored) PRP without proof (not generated)