25 037 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
150223	6	17.2	old
951407	6	19.9	2008-08-26 19:59:10
28029772759	11	34.7	2008-08-26 19:59:10
48308561767507797667152295606159	32	105.3	2018-06-13 20:21:14

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	821 / 4588

Estimated T-Level: 35.9 ⓘ

TF below 2^114 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-21	Oliver Kruse	C10F3AAD1AE93B66	3	0	1	3
Verified (Factored)	2017-10-12	kkmrkkblmbrbk	C10F3AAD1AE93B66	3	4981	1	3
Verified	2018-06-14	Daniil Tsarkov	C51AA5F141218C69	4	2111	5	3
Verified	2018-06-16	Oliver Kruse	C51AA5F141218C69	4	6859	5	3

History

Date	User	Type	Result
2024-02-27	nordi	NF-PM1	B1=8000000000, B2=2427250412837250
2023-06-06	nordi	NF-PM1	B1=8000000000
2018-06-16	Oliver Kruse	C-PRP	M25037/150223/951407/28029772759/48308561767507797667152295606159 : C51AA5F141218C69 PRP: Verified PRP without proof (small exponent)
2018-06-14	Daniil Tsarkov	C-PRP	M25037/150223/951407/28029772759/48308561767507797667152295606159 : C51AA5F141218C69 PRP: Verified PRP without proof (small exponent)
2018-06-13	kkmrkkblmbrbk	F-ECM	Factor: 48308561767507797667152295606159 / (ECM curve 94, B1=1000000, B2=100000000)
2017-10-12	kkmrkkblmbrbk	C-PRP	M25037/150223/951407/28029772759 : C10F3AAD1AE93B66 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M25037/150223/951407/28029772759 : C10F3AAD1AE93B66 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M25037/150223/951407/28029772759 : C10F3AAD1AE93B66 PRP without proof (not generated)
2016-12-09	kkmrkkblmbrbk	NF-PM1	B1=500000000, B2=10000000000, E=12
2008-08-26	-Anonymous-	F	Factor: 28029772759
2008-08-26	-Anonymous-	F	Factor: 951407