8 820 907 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 1 known prime factor. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
1660210284395384879	19	60.5	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2019-02-12	roemer2201	B8EB3604450E3F17	1	5210301	5	3
Verified	2020-09-11	MarkS	B8EB3604450E3F17	1	7582271	5	3

History

Date	User	Type	Result
2024-09-14	Stef42	NF-PM1	B1=1819000, B2=3941421330
2020-09-11	MarkS	C-PRP	M8820907/1660210284395384879 : B8EB3604450E3F17 PRP: Verified PRP without proof (not generated)
2019-02-12	roemer2201	C-PRP	M8820907/1660210284395384879 : B8EB3604450E3F17 PRP: Verified PRP without proof (not generated)

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