3 923 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
219689	6	17.7	old
2236111	7	21.1	old
576576615840313157183	21	69.0	old
114367804353170466742107336497	30	96.5	old
1694839582876806072669316984852297	34	110.4	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	13457 / 40830

Estimated T-Level: 51.6 ⓘ

TF below 2^167 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	BB444D3CDE70D25A	5	0	1	3
Verified	2017-10-02	kkmrkkblmbrbk	BB444D3CDE70D25A	5	0	1	3
Verified	2017-12-07	ATH	BB444D3CDE70D25A	5	3697	1	3
Verified	2020-04-17	Oliver Kruse	86BDCAA25BCB45F5	5	1799	5	3
Verified	2024-02-03	Wentao Huang	86BDCAA25BCB45F5	5	664	5	3

History

Date	User	Type	Result
2024-02-03	Wentao Huang	C-PRP	M3923/219689/2236111/576576615840313157183/114367804353170466742107336497/1694839582876806072669316984852297 : 86BDCAA25BCB45F5 PRP: Verified PRP without proof (small exponent)
2023-05-15	JacobZ	NF-PM1	B1=66000000000, B2=667136464473408930
2021-08-27	Seth_Tr	NF-PM1	B1=100000000
2020-04-17	Oliver Kruse	C-PRP	M3923/219689/2236111/576576615840313157183/114367804353170466742107336497/1694839582876806072669316984852297 : 86BDCAA25BCB45F5 PRP: Verified PRP without proof (small exponent)
2017-12-07	ATH	C-PRP	M3923/219689/2236111/576576615840313157183/114367804353170466742107336497/1694839582876806072669316984852297 : BB444D3CDE70D25A PRP: Verified PRP without proof (small exponent)
2017-10-02	kkmrkkblmbrbk	C-PRP	M3923/219689/2236111/576576615840313157183/114367804353170466742107336497/1694839582876806072669316984852297 : BB444D3CDE70D25A PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M3923/known_factors : BB444D3CDE70D25A PRP without proof (not generated)