5 072 519 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
121740457	9	26.9	old
111867449667583371033049	24	76.6	2019-10-21 14:30:43

ECM

Digits	B1	Curves
25	50000	1 / 280

Estimated T-Level: 20.0 ⓘ

TF below 2^61 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-20	kkmrkkblmbrbk	A76F79CE4D8D9186	1	0	1	3
Verified (Factored)	2018-04-30	trebor	A76F79CE4D8D9186	1	2854731	1	3
Verified	2019-10-21	ATH	269318F800A4C912	2	1110297	5	3
Verified	2019-10-23	arnaud	269318F800A4C912	2	1022155	5	3

History

Date	User	Type	Result
2023-05-11	This -Anonymous-	NF-PM1	B1=50000, B2=1000000
2019-10-23	arnaud	C-PRP	M5072519/121740457/111867449667583371033049 : 269318F800A4C912 PRP: Verified PRP without proof (not generated)
2019-10-21	ATH	C-PRP	M5072519/121740457/111867449667583371033049 : 269318F800A4C912 PRP: Verified PRP without proof (not generated)
2019-10-21	mnd9	F-ECM	Factor: 111867449667583371033049 / (ECM curve 1, B1=50000, B2=5000000, Sigma=4618373265686217)
2018-04-30	trebor	C-PRP	M5072519/121740457 : A76F79CE4D8D9186 PRP: Verified PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M5072519/121740457 : A76F79CE4D8D9186 PRP: Verified PRP without proof (not generated)