2 469 989 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
118559473	9	26.8	old
5232056020557368238433	22	72.1	2018-10-03 01:03:05

ECM

Digits	B1	Curves
25	50000	92 / 280

Estimated T-Level: 21.6 ⓘ

TF below 2^67 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-14	Oliver Kruse	ACC190CEA07B0B32	1	1757318	5	3
Verified (Factored)	2017-11-29	ATH	ACC190CEA07B0B32	1	1348238	5	3
Verified	2018-10-05	Oliver Kruse	ACC190CEA07B0B32	2	594459	5	3

P-1 factors

Date	Factor	B1	B2
2018-10-03	5232056020557368238433	2000000	0

History

Date	User	Type	Result
2022-08-27	USAFSS	NF-PM1	B1=720000, B2=712857600
2018-10-05	Oliver Kruse	C-PRP	M2469989/118559473/5232056020557368238433 : ACC190CEA07B0B32 PRP: Verified PRP without proof (not generated)
2018-10-03	alpertron	F-PM1	Factor: 5232056020557368238433 / (P-1, B1=2000000)
2017-11-29	ATH	C-PRP	M2469989/118559473 : ACC190CEA07B0B32 PRP: Verified PRP without proof (not generated)
2017-10-14	Oliver Kruse	C-PRP	M2469989/118559473 : ACC190CEA07B0B32 PRP: Verified PRP without proof (not generated)