7^973+1

Open composite · C347

NFS Planning

GNFS Murphy estimate: 1.67e-23
SNFS Murphy score: 2.42e-17
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 6
SNFS skew: 0.50140

Identifiers

Target expression: 7^973+1
Target link: FactorDB page
Target ID: 1000000000016831851
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C347
Imported: Jun 03, 2026, 04:31 PM UTC

Raw pmain126 Factorization

(1,139) L.M L (7L) 5839. C347 M (7M) 52543.3290687. C339

SNFS Polynomial

Polynomial

Degree: 6
Murphy: 2.42e-17
Skew: 0.50140
Selected: Best

n: 38589199287976433956156622705950432281334725314381871201924995042350684853516994365275146341386015531342833975702820957187164129203052178982950765295296540944170391668067752247473285547614177108994250289259813848855027818892586398277783930374250998424061001120242484664320748515108056850492548410288563931155967775299035898952931719072891337678361
# 7^973+1 Aurifeuillian L, difficulty: 352.41, skewness: 0.38
# cost: 9.34167e+21, est. time: 4448413.79 GHz days (not accurate yet!)
# Optimized skew: 0.50140 Murphy: 2.42e-17
skew: 0.50140
c6: 343
c5: -343
c4: 147
c3: -49
c2: 21
c1: -7
c0: 1
Y1: -1
Y0: 20500514515695490612229010908095867391439626248463723805607
type: snfs