2 791 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
58703608612851907470497	23	75.6	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	2925 / 16550

Estimated T-Level: 45.9 ⓘ

TF below 2^147 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	EE77005C6067EA6B	1	0	1	3
Verified	2017-10-12	kkmrkkblmbrbk	EE77005C6067EA6B	1	764	1	3
Verified	2020-04-17	Oliver Kruse	F1035ADB3CCCDADF	1	1111	5	3
Verified	2024-02-03	Wentao Huang	F1035ADB3CCCDADF	1	889	5	3

History

Date	User	Type	Result
2024-02-03	Wentao Huang	C-PRP	M2791/58703608612851907470497 : F1035ADB3CCCDADF PRP: Verified PRP without proof (small exponent)
2022-02-22	mikr	NF-PM1	B1=60000000000, B2=314806422904433460
2021-07-06	ViliamF	NF-PM1	B1=1000000000, B2=191000000000
2020-04-17	Oliver Kruse	C-PRP	M2791/58703608612851907470497 : F1035ADB3CCCDADF PRP: Verified PRP without proof (small exponent)
2017-10-12	kkmrkkblmbrbk	C-PRP	M2791/58703608612851907470497 : EE77005C6067EA6B PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M2791/58703608612851907470497 : EE77005C6067EA6B PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M2791/58703608612851907470497 : EE77005C6067EA6B PRP without proof (not generated)