28 619 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
1101030169	10	30.0	old
16739378603290845640074917144813791	35	113.7	2018-01-19 18:04:14

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	661 / 4588

Estimated T-Level: 35.7 ⓘ

TF below 2^114 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-21	Oliver Kruse	60C73FA4E9787599	1	0	1	3
Verified (Factored)	2017-10-12	kkmrkkblmbrbk	60C73FA4E9787599	1	19559	1	3
Verified	2018-01-19	ATH	59762FD08ED84E89	2	3757	5	3
Verified	2018-01-19	Squeeky_Squirrel	0925996A3DE3FEBE	2	20637	1	3
Verified (Factored)	2018-01-19	Squeeky_Squirrel	60C73FA4E9787599	1	2754	1	3
Verified	2018-01-20	Squeeky_Squirrel	59762FD08ED84E89	2	2250	5	3
Verified	2018-01-22	Oliver Kruse	59762FD08ED84E89	2	25362	5	3
Verified	2018-02-28	kkmrkkblmbrbk	0925996A3DE3FEBE	2	8912	1	3

History

Date	User	Type	Result
2023-02-20	nordi	NF-PM1	B1=3000000000, B2=925584566816910
2022-10-11	nordi	NF-PM1	B1=3000000000
2018-02-28	kkmrkkblmbrbk	C-PRP	M28619/1101030169/16739378603290845640074917144813791 : 0925996A3DE3FEBE PRP: Verified PRP without proof (small exponent)
2018-01-22	Oliver Kruse	C-PRP	M28619/1101030169/16739378603290845640074917144813791 : 59762FD08ED84E89 PRP: Verified PRP without proof (small exponent)
2018-01-20	Squeeky_Squirrel	C-PRP	M28619/1101030169/16739378603290845640074917144813791 : 59762FD08ED84E89 PRP: Verified PRP without proof (small exponent)
2018-01-19	Squeeky_Squirrel	C-PRP	M28619/1101030169 : 60C73FA4E9787599 PRP: Verified PRP without proof (small exponent)
2018-01-19	Squeeky_Squirrel	C-PRP	M28619/1101030169/16739378603290845640074917144813791 : 0925996A3DE3FEBE PRP: Verified PRP without proof (small exponent)
2018-01-19	ATH	C-PRP	M28619/1101030169/16739378603290845640074917144813791 : 59762FD08ED84E89 PRP: Verified PRP without proof (small exponent)
2018-01-19	nordi	F-ECM	Factor: 16739378603290845640074917144813791 / (ECM curve 477, B1=3000000, B2=300000000)
2017-10-12	kkmrkkblmbrbk	C-PRP	M28619/1101030169 : 60C73FA4E9787599 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M28619/1101030169 : 60C73FA4E9787599 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M28619/1101030169 : 60C73FA4E9787599 PRP without proof (not generated)
2016-12-28	kkmrkkblmbrbk	NF-PM1	B1=500000000, B2=10000000000, E=12