8 328 169 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
2198636617	10	31.0	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-15	_p95holder_	FE482C0315CEF4F6	1	2523465	5	3
Verified	PRP without proof (not generated)	2020-04-21	Wentao Huang	FE482C0315CEF4F6	1	4781067	5	3

History

Date	User	Type	Result
2024-06-10	Stef42	NF-PM1	B1=1375000, B2=2789233860
2020-04-21	Wentao Huang	C-PRP	M8328169/2198636617 : FE482C0315CEF4F6
2018-10-15	_p95holder_	C-PRP	M8328169/2198636617 : FE482C0315CEF4F6

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