5 032 427 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
885707153	9	29.7	old
35881204511	11	35.1	2008-09-08 00:22:35
6077833593012161	16	52.4	2014-08-09 10:23:50
1172846182366220966951	22	70.0	2019-09-28 11:16:18

ECM

Digits	B1	Curves
25	50000	3 / 280

Estimated T-Level: 20.1 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-11-23	Oliver Kruse	0D042F4BC539C51C	3	2846144	5	3
Verified (Factored)	2018-01-16	kkmrkkblmbrbk	0D042F4BC539C51C	3	1273219	5	3
Verified	2019-10-03	roemer2201	0D042F4BC539C51C	4	3404674	5	3

History

Date	User	Type	Result
2023-05-11	This -Anonymous-	NF-PM1	B1=50000, B2=1000000
2019-10-03	roemer2201	C-PRP	M5032427/885707153/35881204511/6077833593012161/1172846182366220966951 : 0D042F4BC539C51C PRP: Verified PRP without proof (not generated)
2019-09-28	ATH	F-ECM	Factor: 1172846182366220966951 / (ECM curve 3, B1=50000, B2=5000000, Sigma=2113142836148344)
2018-01-16	kkmrkkblmbrbk	C-PRP	M5032427/885707153/35881204511/6077833593012161 : 0D042F4BC539C51C PRP: Verified PRP without proof (not generated)
2017-11-23	Oliver Kruse	C-PRP	M5032427/885707153/35881204511/6077833593012161 : 0D042F4BC539C51C PRP: Verified PRP without proof (not generated)
2014-08-09	-Anonymous-	F	Factor: 6077833593012161
2008-09-08	Will Edgington	F	Factor: 35881204511