5 439 667 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

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

Trial Factored to 2⁶⁸

TF target 2⁶⁶

Factored

Factor	Digits	Bits	Date
7552641947649431	16	52.7	old
9021167721104252737	19	63.0	2016-11-17 12:19:48

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2017-12-01	storm5510	8C4E4EBA1DC50903	2	5309238	5	3
Verified	PRP without proof (not generated)	2018-03-08	kkmrkkblmbrbk	8C4E4EBA1DC50903	2	712845	5	3

History

Date	User	Type	Result
2025-06-02	Sid & Andy	NF-PM1	B1=5100000, B2=8563943850
2023-05-11	This -Anonymous-	NF-PM1	B1=50000, B2=1000000
2018-03-08	kkmrkkblmbrbk	C-PRP	M5439667/7552641947649431/9021167721104252737 : 8C4E4EBA1DC50903
2017-12-01	storm5510	C-PRP	M5439667/7552641947649431/9021167721104252737 : 8C4E4EBA1DC50903
2016-11-17	TJAOI	F	Factor: 9021167721104252737