9 640 363 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 2⁶⁹

TF target 2⁶⁸

Factored

Factor	Digits	Bits	Date
96403631	8	26.5	old
790509767	9	29.6	2008-09-08 05:33:57
2408409312899338417	19	61.1	2016-03-30 11:09:39

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2019-10-06	mnd9	DEE498E075E68CAE	3	5776611	5	3
Verified	Certified Good	2020-12-18	storm5510	DEE498E075E68CAE	3	1028261	5	3

History

Date	User	Type	Result
2025-12-28	Mingye Wang	NF-PM1	B1=1700000, B2=3685221540
2025-12-05	Mingye Wang	NF	no factor TF: 68-69
2020-12-18	lobsterfordinner	CERT	Proof certified good
2020-12-18	storm5510	C-PRP	Proof Certified Good Proof Power: 8
2019-10-06	mnd9	C-PRP	M9640363/96403631/790509767/2408409312899338417 : DEE498E075E68CAE
2016-03-30	TJAOI	F	Factor: 2408409312899338417
2008-09-08	Will Edgington	F	Factor: 790509767