7 924 877 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
7481083889	10	32.8	old
344044396974433	15	48.3	2008-09-30 23:49:27

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-06-08	storm5510	86EB2E4982744A44	2	7547588	5	3
Verified	PRP without proof (not generated)	2019-11-21	Numberwang	86EB2E4982744A44	2	2258985	5	3

History

Date	User	Type	Result
2024-02-05	Stef42	NF-PM1	B1=950000, B2=1968826860
2019-11-21	Numberwang	C-PRP	M7924877/7481083889/344044396974433 : 86EB2E4982744A44
2018-06-08	storm5510	C-PRP	M7924877/7481083889/344044396974433 : 86EB2E4982744A44
2008-09-30	markr	F	Factor: 344044396974433

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