2 522 063 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 2⁶³

Factored

Factor	Digits	Bits	Date
3316068961913	13	41.6	old
4322553687449	13	42.0	2008-07-14 20:24:34

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	57 / 640

Estimated T-Level: 25.4 ⓘ

TF below 2^80 is very unlikely to find new factors due to ECM effort.

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2017-10-14	Oliver Kruse	A3B0767CA4C96A1A	2	976530	5	3
Verified	PRP without proof (not generated)	2017-11-30	storm5510	A3B0767CA4C96A1A	2	373746	5	3

History

Date	User	Type	Result
2022-08-21	USAFSS	NF-PM1	B1=240000, B2=199861200
2017-11-30	storm5510	C-PRP	M2522063/3316068961913/4322553687449 : A3B0767CA4C96A1A
2017-10-14	Oliver Kruse	C-PRP	M2522063/3316068961913/4322553687449 : A3B0767CA4C96A1A
2008-07-14	George Woltman	F-ECM	Factor: 4322553687449

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