2 496 541 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
14979247	8	23.8	old
2116202565367441	16	50.9	2014-06-11 11:47:34

ECM

Digits	B1	Curves
25	50000	190 / 280

Estimated T-Level: 23.4 ⓘ

TF below 2^73 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	45A6E86F8052FCAA	2	681960	5	3
Verified	PRP without proof (not generated)	2017-11-30	storm5510	45A6E86F8052FCAA	2	2338091	5	3

History

Date	User	Type	Result
2019-07-04	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2017-11-30	storm5510	C-PRP	M2496541/14979247/2116202565367441 : 45A6E86F8052FCAA
2017-10-14	Oliver Kruse	C-PRP	M2496541/14979247/2116202565367441 : 45A6E86F8052FCAA
2014-06-11	TJAOI	F	Factor: 2116202565367441

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