9 696 373 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 2⁶⁹

TF target 2⁶⁸

Factored

Factor	Digits	Bits	Date
42179222551	11	35.3	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2019-10-14	mnd9	5DACFE833C6B6FA2	1	6848098	5	3
Verified	Certified Good	2020-12-23	storm5510	5DACFE833C6B6FA2	1	3478933	5	3

History

Date	User	Type	Result
2026-01-23	Mingye Wang	NF-PM1	B1=1700000, B2=3570687120
2025-12-15	Mingye Wang	NF	no factor TF: 68-69
2020-12-23	curtisc	CERT	Proof certified good
2020-12-23	storm5510	C-PRP	M9696373/42179222551 : 5DACFE833C6B6FA2 Proof Certified Good Proof Power: 8
2019-10-14	mnd9	C-PRP	M9696373/42179222551 : 5DACFE833C6B6FA2

Username
Password