8 312 189 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
135727007783009	15	46.9	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-10	Oliver Kruse	80ADFBF7FD54CF66	1	507944	5	3
Verified	PRP without proof (not generated)	2020-04-19	GAN	80ADFBF7FD54CF66	1	8234173	5	3

History

Date	User	Type	Result
2024-06-04	Stef42	NF-PM1	B1=1522000, B2=6114232410
2020-04-19	GAN	C-PRP	M8312189/135727007783009 : 80ADFBF7FD54CF66
2018-10-10	Oliver Kruse	C-PRP	M8312189/135727007783009 : 80ADFBF7FD54CF66

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