8 326 111 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
84260243321	11	36.3	old
15225193183489	14	43.8	2008-09-08 04:30:30

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-11	trebor	3397C5D60CA58185	2	3886770	5	3
Verified	PRP without proof (not generated)	2020-04-20	marssystems	3397C5D60CA58185	2	2711287	5	3

History

Date	User	Type	Result
2024-06-10	Stef42	NF-PM1	B1=1375000, B2=2725257990
2020-04-20	marssystems	C-PRP	M8326111/84260243321/15225193183489 : 3397C5D60CA58185
2018-10-11	trebor	C-PRP	M8326111/84260243321/15225193183489 : 3397C5D60CA58185
2008-09-08	Will Edgington	F	Factor: 15225193183489

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