5^529+1

Open composite · C314

NFS Planning

GNFS Murphy estimate: 1.37e-21
SNFS Murphy score: 1.63e-17
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 2.51850

Identifiers

Target expression: 5^529+1
Target link: FactorDB page
Target ID: 1000000000016637187
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C314
Imported: Jun 03, 2026, 04:31 PM UTC

Raw pmain126 Factorization

(1,23) 4903979501749.1066814762345695551773279927. C314

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 1.63e-17
Skew: 2.51850
Selected: Best

n: 91239843378320007615813417220305579606222114689100680133768454912071365070897051066535989497356389052604928837055054647513616655690550347367522981609666662284779338599339843051092737192951205724813577727334073731016333266347550205453008735119219425731864781642838729014085171377851005969991310437490180597691314887
# 5^529+1, difficulty: 371.85, skewness: 1.99
# cost: 3.06714e+22, est. time: 14605421.47 GHz days (not accurate yet!)
# Optimized skew: 2.51850 Murphy: 1.63e-17
skew: 2.51850
c7: 1
c0: 125
Y1: -1
Y0: 132348898008484427979425390731194056570529937744140625
type: snfs