8 313 883 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

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

Trial Factored to 2⁶⁸

TF target 2⁶⁸

Factored

Factor	Digits	Bits	Date
33721109449	11	35.0	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-10	Oliver Kruse	65680DBBD31D90D3	1	6603176	5	3
Verified	PRP without proof (not generated)	2020-04-26	oodaira	65680DBBD31D90D3	1	7938378	5	3

History

Date	User	Type	Result
2024-06-06	Stef42	NF-PM1	B1=1491000, B2=11222126370
2020-04-26	oodaira	C-PRP	M8313883/33721109449 : 65680DBBD31D90D3
2018-10-10	Oliver Kruse	C-PRP	M8313883/33721109449 : 65680DBBD31D90D3

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