8 321 393 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
35111868121711	14	45.0	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-09	rucio	E25C3443F196D0BF	1	1843142	5	3
Verified	PRP without proof (not generated)	2020-04-19	oodaira	E25C3443F196D0BF	1	1514689	5	3

History

Date	User	Type	Result
2024-06-10	Stef42	NF-PM1	B1=1375000, B2=2788626750
2020-04-19	oodaira	C-PRP	M8321393/35111868121711 : E25C3443F196D0BF
2018-10-09	rucio	C-PRP	M8321393/35111868121711 : E25C3443F196D0BF

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