463 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite, with 5 known prime factors. Cofactor is PRP (Probable-Prime).

Trial Factored to 2⁶⁸

TF target 2⁴⁴

Factored

Factor	Digits	Bits	Date
11113	5	13.4	old
3407681	7	21.7	old
448747600991881	15	48.7	old
239932071009857681156251129	27	87.6	old
385606580062688087218266143	27	88.3	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_	5	0	1	3

History

Date	User	Type	Result
2024-09-06	George Woltman	P-PRP	M463/11113/3407681/448747600991881/239932071009857681156251129/385606580062688087218266143 PRP Cofactor

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