2LM

2^2402+1 M

Open composite · C340 · component M

NFS Planning

GNFS Murphy estimate: 4.25e-23
SNFS Murphy score: 1.42e-17
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 6
SNFS skew: 1.23717

Identifiers

Target expression: 2^1201+1+2^601
Target value: 34436958912771501236134755392105270967159849490897379843466473632801481382483491238794969074472092346572741838063923175577169854581633322049983219765457434689319006943311981761769368092071248009798851153653840434784993395428945623293585138846735314475093193367771667371527051383153979157367704146533660539414124249043158499534123260338011951235433825301119893505
Target link: FactorDB page
Target ID: 1100000000002325769
Target changed: -
Parent query: 2^2402+1
Parent ID: -
Cofactor token: C340
Imported: Jun 03, 2026, 04:30 PM UTC

Raw pmain126 Factorization

(2) 10938709.88534142374729. C340

SNFS Polynomial

Polynomial

Degree: 6
Murphy: 1.42e-17
Skew: 1.23717
Selected: Best

n: 7111773792891278844870450783408056419618800534132611919268760070331341484032398619112459513622351996245361307187655284489957822069095821307181816961123015572107194332472868020779320564147969197210164864029007926083461956232231536293605501305561999553682694339130502369187920532250478440210775908915885829614578356874415017003898352065855441
# 2^2402+1 Aurifeuillian M, difficulty: 361.54, skewness: 0.89
# cost: 1.64037e+22, est. time: 7811288.63 GHz days (not accurate yet!)
# Optimized skew: 1.23717 Murphy: 1.42e-17
skew: 1.23717
c6: 2
c3: 2
c0: 1
Y1: -1
Y0: 1606938044258990275541962092341162602522202993782792835301376
type: snfs