10^431+1

Open composite · C403

NFS Planning

GNFS Murphy estimate: 9.43e-27
SNFS Murphy score: 1.95e-19
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 8
SNFS skew: 1.30936

Identifiers

Target expression: 10^431+1
Target link: FactorDB page
Target ID: 1000000000008550455
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C403
Imported: Jun 03, 2026, 04:32 PM UTC

Raw pmain126 Factorization

(1) 863.624089.7918920301131907813. C403

SNFS Polynomial

Polynomial

Degree: 8
Murphy: 1.95e-19
Skew: 1.30936
Selected: Best

n: 2131493532025974486327806103374457859868644056630427562744542437452902993167353589469275747498561387771693316446408082562035266483303762192032533758587821357848932266986300004274857991665698721830680071015099380502306405936195225643926889259397146910069279152837937877305171884229518124327759070076780593841626986964324888887865676790005920503973515245682884951665956540350413555232384706591174585860001
# 10^431+1, difficulty: 432.00, skewness: 1.33
# cost: 9.7214e+23, est. time: 462923745.93 GHz days (not accurate yet!)
# Optimized skew: 1.30936 Murphy: 1.95e-19
skew: 1.30936
c8: 1
c0: 10
Y1: -1
Y0: 1000000000000000000000000000000000000000000000000000000
type: snfs