8 330 999 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite, with 2 known prime factors. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁶⁸

Factored

Factor	Digits	Bits	Date
16661999	8	24.0	old
345719796503	12	38.3	2008-09-08 04:30:32

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-16	irowiki	C0E81DA153B1B6D2	2	6296166	5	3
Verified	PRP without proof (not generated)	2020-04-22	marssystems	C0E81DA153B1B6D2	2	2768070	5	3

History

Date	User	Type	Result
2024-05-10	Stef42	NF-PM1	B1=1025000, B2=1519818300
2020-04-22	marssystems	C-PRP	M8330999/16661999/345719796503 : C0E81DA153B1B6D2
2018-10-16	irowiki	C-PRP	M8330999/16661999/345719796503 : C0E81DA153B1B6D2
2008-09-08	Will Edgington	F	Factor: 345719796503

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