967 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite, with 4 known prime factors. Cofactor is PRP (Probable-Prime).

Trial Factored to 2⁶⁸

TF target 2⁴⁴

Factored

Factor	Digits	Bits	Date
23209	5	14.5	old
549257	6	19.1	old
1438495818172960049	19	60.3	old
73214830052905408299354903681341531907328727	44	145.7	old

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Factored	No proof (small exponent)	2024-09-06	George Woltman	PRP_PRP_PRP_PRP_	4	0	1	3

History

Date	User	Type	Result
2024-09-06	George Woltman	P-PRP	M967/23209/549257/1438495818172960049/73214830052905408299354903681341531907328727 PRP Cofactor

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