8 063 821 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
41738337497	11	35.3	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-31	_p95holder_	4B33FF5CBAAAF545	1	2354384	5	3
Verified	2020-01-17	Luigi Morelli	4B33FF5CBAAAF545	1	4575347	5	3

History

Date	User	Type	Result
2024-02-26	Stef42	NF-PM1	B1=968000, B2=2044750890
2020-01-17	Luigi Morelli	C-PRP	M8063821/41738337497 : 4B33FF5CBAAAF545 PRP: Verified PRP without proof (not generated)
2018-07-31	_p95holder_	C-PRP	M8063821/41738337497 : 4B33FF5CBAAAF545 PRP: Verified PRP without proof (not generated)

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