8 320 313 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
8703047399	10	33.0	old
33915126725593	14	44.9	2008-09-08 04:30:16

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-12	Oliver Kruse	0EC9BCF8EDD8C963	2	2272637	5	3
Verified	PRP without proof (not generated)	2020-04-20	arnaud	0EC9BCF8EDD8C963	2	5335707	5	3

History

Date	User	Type	Result
2024-06-10	Stef42	NF-PM1	B1=1375000, B2=2725257990
2020-04-20	arnaud	C-PRP	M8320313/8703047399/33915126725593 : 0EC9BCF8EDD8C963
2018-10-12	Oliver Kruse	C-PRP	M8320313/8703047399/33915126725593 : 0EC9BCF8EDD8C963
2008-09-08	Will Edgington	F	Factor: 33915126725593

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