1 790 969 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
508481713538639	15	48.9	old
13195845564583138753367	23	73.5	2020-07-31 23:08:08

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	108 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-03	Oliver Kruse	174FF0BCEDF1D4A8	1	0	1	3
Verified (Factored)	2017-11-05	ATH	174FF0BCEDF1D4A8	1	109079	1	3
Verified	2020-08-01	M Miller	D5CE2D5404445AAC	2	1192918	5	3
Verified	2020-08-01	marssystems	D5CE2D5404445AAC	2	1709268	5	3

History

Date	User	Type	Result
2020-08-01	marssystems	C-PRP	M1790969/508481713538639/13195845564583138753367 : D5CE2D5404445AAC PRP: Verified PRP without proof (not generated)
2020-08-01	M Miller	C-PRP	M1790969/508481713538639/13195845564583138753367 : D5CE2D5404445AAC PRP: Verified PRP without proof (not generated)
2020-07-31	_p95holder_	F-ECM	Factor: 13195845564583138753367 / (ECM curve 1, B1=50000, B2=5000000)
2017-11-05	ATH	C-PRP	M1790969/508481713538639 : 174FF0BCEDF1D4A8 PRP: Verified PRP without proof (not generated)
2017-10-03	Oliver Kruse	C-PRP	M1790969/508481713538639 : 174FF0BCEDF1D4A8 PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12