4 523 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
19651821391729	14	44.2	old
2596050564597672058956769	25	81.1	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	16550 / 16550
55	110000000	17621 / 40830

Estimated T-Level: 52.2 ⓘ

TF below 2^168 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	C05315FA98C0764E	2	0	1	3
Verified	2017-10-02	kkmrkkblmbrbk	C05315FA98C0764E	2	0	1	3
Verified	2017-12-07	ATH	C05315FA98C0764E	2	51	1	3
Verified	2020-04-17	Oliver Kruse	E392A5181F40D0ED	2	3808	5	3
Verified	2024-02-03	Wentao Huang	E392A5181F40D0ED	2	1963	5	3

History

Date	User	Type	Result
2024-02-03	Wentao Huang	C-PRP	M4523/19651821391729/2596050564597672058956769 : E392A5181F40D0ED PRP: Verified PRP without proof (small exponent)
2023-05-24	-Anonymous-	NF-PM1	B1=71000000000, B2=711884755657775700
2021-07-07	ViliamF	NF-PM1	B1=1000000000, B2=201000000000
2020-04-17	Oliver Kruse	C-PRP	M4523/19651821391729/2596050564597672058956769 : E392A5181F40D0ED PRP: Verified PRP without proof (small exponent)
2017-12-07	ATH	C-PRP	M4523/19651821391729/2596050564597672058956769 : C05315FA98C0764E PRP: Verified PRP without proof (small exponent)
2017-10-02	kkmrkkblmbrbk	C-PRP	M4523/19651821391729/2596050564597672058956769 : C05315FA98C0764E PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M4523/known_factors : C05315FA98C0764E PRP without proof (not generated)