2 429 923 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
500901644585009	15	48.8	old
2266408757559689	16	51.0	2014-06-16 12:28:18

ECM

Digits	B1	Curves
25	50000	194 / 280

Estimated T-Level: 23.5 ⓘ

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)	2017-10-13	Oliver Kruse	C2F5CF508DF8D436	2	1609468	5	3
Verified	PRP without proof (not generated)	2017-11-27	storm5510	C2F5CF508DF8D436	2	890149	5	3

History

Date	User	Type	Result
2018-09-28	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2017-11-27	storm5510	C-PRP	M2429923/500901644585009/2266408757559689 : C2F5CF508DF8D436
2017-10-13	Oliver Kruse	C-PRP	M2429923/500901644585009/2266408757559689 : C2F5CF508DF8D436
2014-06-16	TJAOI	F	Factor: 2266408757559689

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