8 072 591 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 2 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
16145183	8	23.9	old
1515508581773009	16	50.4	2008-03-11 03:35:43

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-30	_p95holder_	72A72EFE6753B53B	2	2923584	5	3
Verified	2020-01-20	marssystems	72A72EFE6753B53B	2	3294597	5	3

History

Date	User	Type	Result
2024-02-26	Stef42	NF-PM1	B1=957000, B2=2044750890
2020-01-20	marssystems	C-PRP	M8072591/16145183/1515508581773009 : 72A72EFE6753B53B PRP: Verified PRP without proof (not generated)
2018-07-30	_p95holder_	C-PRP	M8072591/16145183/1515508581773009 : 72A72EFE6753B53B PRP: Verified PRP without proof (not generated)

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