8 326 289 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
160813499773308583	18	57.2	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-12	Oliver Kruse	ECE6A33BF3FEA0DD	1	4191287	5	3
Verified	PRP without proof (not generated)	2020-04-20	marssystems	ECE6A33BF3FEA0DD	1	2367995	5	3

History

Date	User	Type	Result
2024-06-10	Stef42	NF-PM1	B1=1390000, B2=2852014620
2020-04-20	marssystems	C-PRP	M8326289/160813499773308583 : ECE6A33BF3FEA0DD
2018-10-12	Oliver Kruse	C-PRP	M8326289/160813499773308583 : ECE6A33BF3FEA0DD
1998-09-27	-anonymous-	F	Factor: 160813499773308583

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