7 922 141 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 2⁶⁷

Factored

Factor	Digits	Bits	Date
34984174657	11	35.0	old
89361750481	11	36.4	2008-09-08 03:42:10

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-06-07	storm5510	DB2965FDE8CD066F	2	7092317	5	3
Verified	PRP without proof (not generated)	2019-11-20	oodaira	DB2965FDE8CD066F	2	486588	5	3

History

Date	User	Type	Result
2024-02-05	Stef42	NF-PM1	B1=950000, B2=1968826860
2019-11-20	oodaira	C-PRP	M7922141/34984174657/89361750481 : DB2965FDE8CD066F
2018-06-07	storm5510	C-PRP	M7922141/34984174657/89361750481 : DB2965FDE8CD066F
2008-09-08	Will Edgington	F	Factor: 89361750481

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