8 318 069 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
66544553	8	26.0	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-09	trebor	543A1078DAA2F45F	1	7843784	5	3
Verified	PRP without proof (not generated)	2020-04-19	arnaud	543A1078DAA2F45F	1	5670009	5	3

History

Date	User	Type	Result
2024-06-10	Stef42	NF-PM1	B1=1367000, B2=2598501360
2020-04-19	arnaud	C-PRP	M8318069/66544553 : 543A1078DAA2F45F
2018-10-09	trebor	C-PRP	M8318069/66544553 : 543A1078DAA2F45F

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