9 133 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
883117067562565901563527829499174996489327	42	139.3	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	6465 / 16550

Estimated T-Level: 47.0 ⓘ

TF below 2^151 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	3767FF68277D7DFE	1	0	1	3
Verified	No proof (small exponent)	2017-10-02	kkmrkkblmbrbk	3767FF68277D7DFE	1	0	1	3
Verified	No proof (small exponent)	2017-12-07	ATH	3767FF68277D7DFE	1	3731	1	3
Verified	No proof (small exponent)	2020-04-17	Oliver Kruse	840152F93317A4A0	1	383	5	3
Verified	No proof (small exponent)	2024-07-01	kkmrkkblmbrbk	840152F93317A4A0	1	1118	5	3

History

Date	User	Type	Result
2025-04-18	masser	NF-PP1	Start=116/61, B1=1000000000, B2=999000000000
2024-07-01	kkmrkkblmbrbk	C-PRP	M9133/883117067562565901563527829499174996489327 : 840152F93317A4A0
2023-07-15	JacobZ	NF-PM1	B1=64000000000, B2=263527252205367150
2020-04-17	Oliver Kruse	C-PRP	M9133/883117067562565901563527829499174996489327 : 840152F93317A4A0
2017-12-07	ATH	C-PRP	M9133/883117067562565901563527829499174996489327 : 3767FF68277D7DFE
2017-10-02	kkmrkkblmbrbk	C-PRP	M9133/883117067562565901563527829499174996489327 : 3767FF68277D7DFE
2017-09-21	Oliver Kruse	C-PRP	M9133/known_factors : 3767FF68277D7DFE
2008-06-13	DaveA	F-ECM	Factor: 883117067562565901563527829499174996489327
2003-02-27	-anonymous-	NF-PM1	B1=4290000000
2002-12-25	-anonymous-	NF	no factor TF: 1-57
2002-11-02	-anonymous-	NF-PM1	B1=3221225472, B2=4290000000, E=48
2002-08-31	-anonymous-	NF-PM1	B1=2147483648, B2=4290000000, E=48
2002-06-15	-anonymous-	NF-PM1	B1=1073741824, B2=4290000000, E=48
2001-09-16	-anonymous-	NF-PM1	B1=3000000000, B2=4290000000
2001-06-30	-anonymous-	NF-PM1	B1=43000000, B2=4290000000
2001-02-11	-anonymous-	NF-PM1	B1=1000000, B2=100000000
2000-07-17	-anonymous-	NF	no factor TF: 1-56
2000-03-01	-anonymous-	NF	no factor TF: 54-55