6 011 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite, with 3 known prime factors. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁴⁴

Factored

Factor	Digits	Bits	Date
288529	6	18.1	old
2618166740513	13	41.3	old
1135289985754700949901361	25	79.9	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	40830 / 40830
60	260000000	36523 / 105362

Estimated T-Level: 56.7 ⓘ

TF below 2^183 is very unlikely to find new factors due to ECM effort.

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	No proof (small exponent)	2017-09-21	Oliver Kruse	ECD1AEADBCA54D0F	3	0	1	3
Verified	No proof (small exponent)	2017-10-02	kkmrkkblmbrbk	ECD1AEADBCA54D0F	3	0	1	3
Verified	No proof (small exponent)	2017-12-07	ATH	ECD1AEADBCA54D0F	3	4851	1	3
Verified	No proof (small exponent)	2020-04-17	Oliver Kruse	59DA420B13C5A2DD	3	530	5	3
Verified	No proof (small exponent)	2024-02-03	Wentao Huang	59DA420B13C5A2DD	3	2078	5	3

History

Date	User	Type	Result
2025-05-25	masser	NF-PP1	Start=166/11, B1=1500000000, B2=1498500000000
2024-02-03	Wentao Huang	C-PRP	M6011/288529/2618166740513/1135289985754700949901361 : 59DA420B13C5A2DD
2023-07-26	-anonymous-	NF-PM1	B1=41000000000, B2=167114967216697500
2022-01-24	Ethan O'Connor	NF-PM1	B1=130000000, B2=109882171889490
2022-01-24	Ethan O'Connor	NF-PM1	B1=13000000, B2=14911814337420
2021-07-07	ViliamF	NF-PM1	B1=1000000000, B2=201000000000
2020-04-17	Oliver Kruse	C-PRP	M6011/288529/2618166740513/1135289985754700949901361 : 59DA420B13C5A2DD
2017-12-07	ATH	C-PRP	M6011/288529/2618166740513/1135289985754700949901361 : ECD1AEADBCA54D0F
2017-10-02	kkmrkkblmbrbk	C-PRP	M6011/288529/2618166740513/1135289985754700949901361 : ECD1AEADBCA54D0F
2017-09-21	Oliver Kruse	C-PRP	M6011/known_factors : ECD1AEADBCA54D0F