7 799 431 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

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

Trial Factored to 2⁶⁸

TF target 2⁶⁷

Factored

Factor	Digits	Bits	Date
140389759	9	27.1	old
398597720687	12	38.5	2008-09-08 03:39:37
117253291898671	15	46.7	2008-09-08 03:39:37

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-05-12	storm5510	2A80464A1168369E	3	1199794	5	3
Verified	PRP without proof (not generated)	2019-10-07	marssystems	2A80464A1168369E	3	5774112	5	3

History

Date	User	Type	Result
2024-02-21	Stef42	NF-PM1	B1=2500000, B2=5111867670
2019-10-07	marssystems	C-PRP	M7799431/140389759/398597720687/117253291898671 : 2A80464A1168369E
2018-05-12	storm5510	C-PRP	M7799431/140389759/398597720687/117253291898671 : 2A80464A1168369E
2008-09-08	Will Edgington	F	Factor: 117253291898671
2008-09-08	Will Edgington	F	Factor: 398597720687