11 779 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite, with 1 known prime factor. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁴⁴

Factored

Factor	Digits	Bits	Date
2196299536264945272051689537	28	90.8	old

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	4588 / 4588
45	11000000	1910 / 9201

Estimated T-Level: 41.0 ⓘ

TF below 2^131 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	2EB55DC2F53727AF	1	0	1	3
Verified	No proof (small exponent)	2017-10-12	kkmrkkblmbrbk	2EB55DC2F53727AF	1	4771	1	3
Verified	No proof (small exponent)	2020-04-17	Oliver Kruse	60A52164F9594A9C	1	4038	5	3
Verified	No proof (small exponent)	2024-07-01	kkmrkkblmbrbk	60A52164F9594A9C	1	10523	5	3

History

Date	User	Type	Result
2025-03-12	masser	NF-PP1	Start=198/53, B1=430000000, B2=429570000000
2025-02-26	masser	NF-PP1	Start=6/5, B1=430000000, B2=429570000000
2025-01-22	masser	NF-PP1	Start=2/7, B1=430000000, B2=429570000000
2024-07-01	kkmrkkblmbrbk	C-PRP	M11779/2196299536264945272051689537 : 60A52164F9594A9C
2023-03-26	-anonymous-	NF-PM1	B1=100000000000, B2=122192573512709700
2020-04-17	Oliver Kruse	C-PRP	M11779/2196299536264945272051689537 : 60A52164F9594A9C
2017-10-12	kkmrkkblmbrbk	C-PRP	M11779/2196299536264945272051689537 : 2EB55DC2F53727AF
2017-09-21	Oliver Kruse	C-PRP	M11779/2196299536264945272051689537 : 2EB55DC2F53727AF
2017-09-21	Oliver Kruse	C-PRP	M11779/2196299536264945272051689537 : 2EB55DC2F53727AF
2016-09-07	kkmrkkblmbrbk	NF-PM1	B1=100000000, B2=10000000000, E=12
2002-06-09	-anonymous-	NF-PM1	B1=32768, B2=3276800
2002-04-28	-anonymous-	NF-PM1	B1=16384, B2=1638400
2001-09-22	-anonymous-	NF-PM1	B1=43000000, B2=4290000000
2001-07-17	Alex Kruppa	NF-PM1	B1=1000000, B2=100000000
2001-04-29	-anonymous-	NF-PM1	B1=100000, B2=10000000
2000-08-31	-anonymous-	NF	no factor TF: 1-56
2000-07-17	-anonymous-	NF	no factor TF: 1-55
2000-01-19	-anonymous-	NF	no factor TF: 53-54
1999-09-14	-anonymous-	NF	no factor TF: 52-53