3-

3^823-1

Open composite · C224

Target FactorDB

NFS Planning

GNFS Murphy estimate
2.27e-16
SNFS Murphy raw
3.15e-18
SNFS Murphy normalized (deg 6)
1.97e-18
Preferred method
GNFS
SNFS possible
Yes
SNFS degree
7
SNFS skew
2.03330

Identifiers

Target expression
3^823-1
Target link
FactorDB page
Target ID
1000000000018246951
Target changed
Before 6/8/2026
Parent query
Same as target
Parent ID
-
Cofactor token
C224
Imported
Jun 07, 2026, 01:41 AM UTC

Raw pmain126 Factorization

(1) 974228888530699445757319146555496498314349.4993306712740682373278028175457833409641267771297902870921089197.1181944190217838168575602563426725286703053115907380051630816233.C224

SNFS Polynomial

Degree
7
Raw Murphy
3.15e-18
Normalized (deg 6)
1.97e-18
Skew
2.03330
Selected
Best
n: 40748949915950995871296595901660395736301485857665764453058168780845147455521852112261331598515348711831560675525154568456063761639614337926502880337939255896328669103180526065363986921703931363806369768772107209730857569237
# 3^823-1, difficulty: 394.10, skewness: 1.60
# cost: 1.1427e+23, est. time: 54414305.22 GHz days (not accurate yet!)
# Optimized skew: 2.03330 Murphy: 3.15e-18
skew: 2.03330
c7: 1
c0: -27
Y1: -1
Y0: 199667811101603467823686647723289448859052847504205678489
type: snfs