2 053 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
3994132379033469883845814767575996546561	40	131.6	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	63500 / 105362

Estimated T-Level: 58.0 ⓘ

TF below 2^188 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	C4927947F9D3D1A8	1	0	1	3
Verified	2017-10-02	kkmrkkblmbrbk	C4927947F9D3D1A8	1	0	1	3
Verified	2017-12-07	ATH	C4927947F9D3D1A8	1	855	1	3
Verified	2020-04-17	Oliver Kruse	A433627F9B399520	1	771	5	3
Verified	2022-02-03	LordJulius	A433627F9B399520	1	316	5	3
Verified	2022-11-02	LordJulius	A433627F9B399520	1	144	5	3

History

Date	User	Type	Result
2022-11-02	LordJulius	C-PRP	M2053/3994132379033469883845814767575996546561 : A433627F9B399520 PRP: Verified PRP without proof (small exponent)
2022-02-03	LordJulius	C-PRP	M2053/3994132379033469883845814767575996546561 : A433627F9B399520 PRP: Verified PRP without proof (small exponent)
2020-04-17	Oliver Kruse	C-PRP	M2053/3994132379033469883845814767575996546561 : A433627F9B399520 PRP: Verified PRP without proof (small exponent)
2017-12-07	ATH	C-PRP	M2053/3994132379033469883845814767575996546561 : C4927947F9D3D1A8 PRP: Verified PRP without proof (small exponent)
2017-10-02	kkmrkkblmbrbk	C-PRP	M2053/3994132379033469883845814767575996546561 : C4927947F9D3D1A8 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M2053/known_factors : C4927947F9D3D1A8 PRP without proof (not generated)
2016-09-08	kkmrkkblmbrbk	NF-PM1	B1=10000000000, B2=500000000000, E=12
2016-09-07	kkmrkkblmbrbk	NF-PM1	B1=500000000, B2=50000000000, E=12