5 437 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
2087809	7	21.0	old
1144763203832316620759	22	70.0	old

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	4588 / 4588
45	11000000	9201 / 9201
50	44000000	12706 / 16550

Estimated T-Level: 48.8 ⓘ

TF below 2^157 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-21	Oliver Kruse	C4BEDBD5216AD4A2	2	0	1	3
Verified	2017-10-12	kkmrkkblmbrbk	C4BEDBD5216AD4A2	2	862	1	3
Verified	2020-04-17	Oliver Kruse	900484C333203EB3	2	302	5	3
Verified	2024-02-03	Wentao Huang	900484C333203EB3	2	4939	5	3

History

Date	User	Type	Result
2024-02-03	Wentao Huang	C-PRP	M5437/2087809/1144763203832316620759 : 900484C333203EB3 PRP: Verified PRP without proof (small exponent)
2023-07-09	-Anonymous-	NF-PM1	B1=46000000000, B2=193133522175293700
2022-01-24	Ethan O'Connor	NF-PM1	B1=1300000000
2021-12-16	Oliver Kruse	NF-PM1	B1=1000000000, B2=1002849399191640
2020-04-17	Oliver Kruse	C-PRP	M5437/2087809/1144763203832316620759 : 900484C333203EB3 PRP: Verified PRP without proof (small exponent)
2017-10-12	kkmrkkblmbrbk	C-PRP	M5437/2087809/1144763203832316620759 : C4BEDBD5216AD4A2 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M5437/2087809/1144763203832316620759 : C4BEDBD5216AD4A2 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M5437/2087809/1144763203832316620759 : C4BEDBD5216AD4A2 PRP without proof (not generated)