2 632 271 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
1057347082767377	16	49.9	old
16489667853716022817913	23	73.8	2018-03-29 05:08:55

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)	2017-10-17	Oliver Kruse	1039E66B0548037B	1	122610	5	3
Verified (Factored)	2017-12-02	kkmrkkblmbrbk	1039E66B0548037B	1	84516	5	3
Verified	2018-03-30	Oliver Kruse	1039E66B0548037B	2	88331	5	3

History

Date	User	Type	Result
2019-07-04	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2018-03-30	Oliver Kruse	C-PRP	M2632271/1057347082767377/16489667853716022817913 : 1039E66B0548037B PRP: Verified PRP without proof (not generated)
2018-03-29	Hexaflexagon	F-ECM	Factor: 16489667853716022817913 / (ECM curve 3, B1=50000, B2=5000000)
2017-12-02	kkmrkkblmbrbk	C-PRP	M2632271/1057347082767377 : 1039E66B0548037B PRP: Verified PRP without proof (not generated)
2017-10-17	Oliver Kruse	C-PRP	M2632271/1057347082767377 : 1039E66B0548037B PRP: Verified PRP without proof (not generated)