10^383+1

Open composite · C366

NFS Planning

GNFS Murphy estimate: 1.32e-24
SNFS Murphy score: 5.71e-18
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 0.81816

Identifiers

Target expression: 10^383+1
Target link: FactorDB page
Target ID: 1000000000008550407
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C366
Imported: Jun 03, 2026, 04:32 PM UTC

Raw pmain126 Factorization

(1) 11491.262739.4685623. C366

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 5.71e-18
Skew: 0.81816
Selected: Best

n: 642624982054704625914583839719556289204022705543879846183923541378806376508051802831430664843318816366771114473388886029487958704376425322042225117363956444982891787451594657701177457748983694602028775308180383526499756549601238585775794819385070707642209482823809240576120956346954369186431746129584404175209387014959121852003401420818263453268219819572634658137533
# 10^383+1, difficulty: 384.40, skewness: 1.04
# cost: 6.4753e+22, est. time: 30834778.98 GHz days (not accurate yet!)
# Optimized skew: 0.81816 Murphy: 5.71e-18
skew: 0.81816
c7: 25
c0: 32
Y1: -5000000000000000000000000000000000000000000000000000000
Y0: 1
type: snfs