2^1483-1

Open composite · C405

NFS Planning

GNFS Murphy estimate: 7.22e-27
SNFS Murphy raw: 5.56e-20
SNFS Murphy normalized (deg 6): 3.48e-20
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 1.41687

Identifiers

Target expression: 2^1483-1
Target link: FactorDB page
Target ID: 1000000000000001483
Target changed: Before 6/8/2026
Parent query: Same as target
Parent ID: -
Cofactor token: C405
Imported: Jun 07, 2026, 01:40 AM UTC

Raw pmain126 Factorization

910188101009715972185070554697411008108729. C405

SNFS Polynomial

Polynomial

Degree: 7
Raw Murphy: 5.56e-20
Normalized (deg 6): 3.48e-20
Skew: 1.41687
Selected: Best

n: 294003442798172231337990755828757419670453902817476126811872106720498003449245937397383809521130562825521935553438204269307720998965708161788385883902527354687965511274860930796638106217300748394765325173690334258285689277461448491893252837482120306572592405502880217163142910351515495448772479433263107715328379663114308527172855551619116153694246626731307542821679620234150530963950536844717675444376183
# 2^1483-1, difficulty: 446.73, skewness: 1.10
# cost: 2.16661e+24, est. time: 1031719763.02 GHz days (not accurate yet!)
# Optimized skew: 1.41687 Murphy: 5.56e-20
skew: 1.41687
c7: 1
c0: -2
Y1: -1
Y0: 6582018229284824168619876730229402019930943462534319453394436096
type: snfs