2LM

2^2434+1 M

Open composite · C324 · component M

NFS Planning

GNFS Murphy estimate: 3.60e-22
SNFS Murphy raw: 8.84e-18
SNFS Murphy normalized (deg 6): 8.84e-18
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 6
SNFS skew: 1.56122

Identifiers

Target expression: 2^1217+1+2^609
Target value: 2256860539307393105011327329377011038103787896235450685421418815999277883882438081825667093264603044024991209099357269234625403589861921393867700290549018439799210439036894036739316765521228636467736845825887403216069450977851298795606732226438681157808649451262690047108086305574996910941173887516194323600119641023908237715089960070412968528269139073850780977987585
Target link: FactorDB page
Target ID: 1100000000000191764
Target changed: Before 6/8/2026
Parent query: 2^2434+1
Parent ID: 1000000000012152458
Cofactor token: C324
Imported: Jun 07, 2026, 01:41 AM UTC

Raw pmain126 Factorization

(2) 151265135953.101979207156581.259439470943015929. C324

SNFS Polynomial

Polynomial

Degree: 6
Raw Murphy: 8.84e-18
Normalized (deg 6): 8.84e-18
Skew: 1.56122
Selected: Best

n: 112784182363418181278615603588575090806058353125406426491347609789351530302725028990734300766534171353369586665372339871649249490960452308174034288860767139140040689714169889867675689508436360662535065123015873191358982673449399959528513477319519499289904270406304908827835466665581503462828702757245689624384240500091397761
# 2^2434+1 Aurifeuillian M, difficulty: 366.65, skewness: 1.12
# cost: 2.24057e+22, est. time: 10669387.91 GHz days (not accurate yet!)
# Optimized skew: 1.56122 Murphy: 8.84e-18
skew: 1.56122
c6: 1
c3: 2
c0: 2
Y1: -1
Y0: 12855504354071922204335696738729300820177623950262342682411008
type: snfs