5^568+1

Open composite · C335

NFS Planning

GNFS Murphy estimate: 8.29e-23
SNFS Murphy score: 2.83e-18
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 0.98995

Identifiers

Target expression: 5^568+1
Target link: FactorDB page
Target ID: 1000000000016637421
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C335
Imported: Jun 03, 2026, 04:31 PM UTC

Raw pmain126 Factorization

(8) 589967406847075662395996066606035997125331508876231732001. C335

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 2.83e-18
Skew: 0.98995
Selected: Best

n: 44913127397083610318179554522780071245013663652963890512276745084017310973949269684705801894312724732718462520449421950636379834350340318356708101504263057714094805108564500718308479047130333360608910101185678626993010982932565016237765700369219180254667027196246635505313551199607260186197309281244673940714522102809316559512554768001
# 5^568+1, difficulty: 397.01, skewness: 1.26
# cost: 1.35288e+23, est. time: 64422717.67 GHz days (not accurate yet!)
# Optimized skew: 0.98995 Murphy: 2.83e-18
skew: 0.98995
c7: 1
c0: 5
Y1: -413590306276513837435704346034981426782906055450439453125
Y0: 1
type: snfs