8 318 683 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 2⁶⁸

Factored

Factor	Digits	Bits	Date
332747321	9	28.3	old
652028683000303463	18	59.2	2015-10-30 12:51:25

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-10	Oliver Kruse	E7F6299F1AE048C0	2	6988804	5	3
Verified	PRP without proof (not generated)	2020-04-21	Luigi Morelli	E7F6299F1AE048C0	2	2249045	5	3

History

Date	User	Type	Result
2024-06-10	Stef42	NF-PM1	B1=1375000, B2=2725257990
2020-04-21	Luigi Morelli	C-PRP	M8318683/332747321/652028683000303463 : E7F6299F1AE048C0
2018-10-10	Oliver Kruse	C-PRP	M8318683/332747321/652028683000303463 : E7F6299F1AE048C0
2015-10-30	TJAOI	F	Factor: 652028683000303463