2LM

2^2462+1 M

Open composite · C292 · component M

Target FactorDB

NFS Planning

GNFS Murphy estimate
2.59e-20
SNFS Murphy raw
6.16e-18
SNFS Murphy normalized (deg 6)
6.16e-18
Preferred method
SNFS
SNFS possible
Yes
SNFS degree
6
SNFS skew
1.24064

Identifiers

Target expression
2^1231+1+2^616
Target value
36976403076012328632505586964512948848292460891921624029944525881332168849529865532631729656047256273305455969883869499140102612416297720117128401560355118117670263833180471897936965851763093134969936656819555671424361861341652792384696926677315709746495836217431681860516338736271678055000432459372845775968385347006077031359406806475070103571477019785362521224258781185
Target link
FactorDB page
Target ID
1100000000005735813
Target changed
Before 6/8/2026
Parent query
2^2462+1
Parent ID
1000000000012152486
Cofactor token
C292
Imported
Jun 07, 2026, 01:41 AM UTC

Raw pmain126 Factorization

(2) 34469.17696857.31097483971949.60427648204829478480287427112365014220796356954748109.C292

SNFS Polynomial

Degree
6
Raw Murphy
6.16e-18
Normalized (deg 6)
6.16e-18
Skew
1.24064
Selected
Best
n: 6451621604930633938001321808565581143506438607212753912023312827998148817635036488889177785894615106046013492173742634218458089163695965751670573635329785144440522761024072383841054140336457304982708190231406689331311999218872638260651419376828872227097172661495116251831100127189360613314729
# 2^2462+1 Aurifeuillian M, difficulty: 370.57, skewness: 0.89
# cost: 2.83888e+22, est. time: 13518486.15 GHz days (not accurate yet!)
# Optimized skew: 1.24064 Murphy: 6.16e-18
skew: 1.24064
c6: 2
c3: 2
c0: 1
Y1: -1
Y0: 51422017416287688817342786954917203280710495801049370729644032
type: snfs