8 323 643 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

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

Trial Factored to 2⁶⁸

TF target 2⁶⁸

Factored

Factor	Digits	Bits	Date
550176160890491959	18	58.9	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-15	Oliver Kruse	3BB4B4330FF5248F	1	6099253	5	3
Verified	PRP without proof (not generated)	2020-04-20	GAN	3BB4B4330FF5248F	1	2770232	5	3

History

Date	User	Type	Result
2024-06-10	Stef42	NF-PM1	B1=1375000, B2=2788626750
2020-04-20	GAN	C-PRP	M8323643/550176160890491959 : 3BB4B4330FF5248F
2018-10-15	Oliver Kruse	C-PRP	M8323643/550176160890491959 : 3BB4B4330FF5248F
1999-03-15	-anonymous-	F	Factor: 550176160890491959
1998-12-13	-anonymous-	F	Factor: 550176160890491959

Username
Password