3 124 367 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
71216821399	11	36.1	old
58947467670467667791	20	65.7	2018-07-26 03:23:49

ECM

Digits	B1	Curves
25	50000	3 / 280

Estimated T-Level: 20.1 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-30	Oliver Kruse	E774D0DCA9235CDE	1	59799	5	3
Verified (Factored)	2017-12-12	kkmrkkblmbrbk	E774D0DCA9235CDE	1	2189631	5	3
Verified	2018-07-30	_p95holder_	E774D0DCA9235CDE	2	1772222	5	3

History

Date	User	Type	Result
2022-03-18	LordJulius	NF	no factor from 2^66 to 2^67
2022-01-24	Joss	NF-PM1	B1=1000000, B2=119912100
2021-07-18	Joss	NF	no factor from 2^67 to 2^68
2021-01-14	Joss	NF	no factor from 2^64 to 2^65
2021-01-09	Joss	NF	no factor from 2^63 to 2^64
2021-01-06	Joss	NF	no factor from 2^62 to 2^63
2021-01-05	Joss	NF	no factor from 2^61 to 2^62
2021-01-04	Joss	NF	no factor from 2^60 to 2^61
2020-12-29	Joss	NF-PM1	B1=312436, B2=3124367, E=6
2018-07-30	_p95holder_	C-PRP	M3124367/71216821399/58947467670467667791 : E774D0DCA9235CDE PRP: Verified PRP without proof (not generated)
2018-07-26	ATH	F-ECM	Factor: 58947467670467667791 / (ECM curve 3, B1=50000, B2=5000000)
2017-12-12	kkmrkkblmbrbk	C-PRP	M3124367/71216821399 : E774D0DCA9235CDE PRP: Verified PRP without proof (not generated)
2017-10-30	Oliver Kruse	C-PRP	M3124367/71216821399 : E774D0DCA9235CDE PRP: Verified PRP without proof (not generated)