2 659 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
95745567047959	14	46.4	old
292005484799111903	18	58.0	old
4813564638056660907139553033879	31	101.9	old
501684732128661279261735988972169	33	108.6	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	16550 / 16550
55	110000000	7274 / 40830

Estimated T-Level: 50.9 ⓘ

TF below 2^164 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	3B47E888BA240FF0	4	0	1	3
Verified	2017-10-02	kkmrkkblmbrbk	3B47E888BA240FF0	4	0	1	3
Verified	2017-12-07	ATH	3B47E888BA240FF0	4	1117	1	3
Verified	2020-04-17	Oliver Kruse	60EB26F03307109A	4	2642	5	3
Verified	2024-02-03	Wentao Huang	60EB26F03307109A	4	1249	5	3

History

Date	User	Type	Result
2024-02-03	Wentao Huang	C-PRP	M2659/95745567047959/292005484799111903/4813564638056660907139553033879/501684732128661279261735988972169 : 60EB26F03307109A PRP: Verified PRP without proof (small exponent)
2021-07-05	ViliamF	NF-PM1	B1=1000000000, B2=191000000000
2020-04-17	Oliver Kruse	C-PRP	M2659/95745567047959/292005484799111903/4813564638056660907139553033879/501684732128661279261735988972169 : 60EB26F03307109A PRP: Verified PRP without proof (small exponent)
2017-12-07	ATH	C-PRP	M2659/95745567047959/292005484799111903/4813564638056660907139553033879/501684732128661279261735988972169 : 3B47E888BA240FF0 PRP: Verified PRP without proof (small exponent)
2017-10-02	kkmrkkblmbrbk	C-PRP	M2659/95745567047959/292005484799111903/4813564638056660907139553033879/501684732128661279261735988972169 : 3B47E888BA240FF0 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M2659/known_factors : 3B47E888BA240FF0 PRP without proof (not generated)