5-
5^529-1
Open composite · C281
NFS Planning
- GNFS Murphy estimate
- 1.12e-19
- SNFS Murphy score
- 1.63e-17
- Preferred method
- SNFS
- SNFS possible
- Yes
- SNFS degree
- 7
- SNFS skew
- 2.51851
Identifiers
- Target expression
- 5^529-1
- Target link
- FactorDB page
- Target ID
- 1000000000018437187
- Target changed
- -
- Parent query
- Same as target
- Parent ID
- -
- Cofactor token
- C281
- Imported
- Jun 03, 2026, 04:30 PM UTC
Raw pmain126 Factorization
(1,23) 19160381.88498957988663171.10632314223454010047679.578185738195950240627076781.C281
SNFS Polynomial
n: 45791483978387935872572593841070486184138067842964937602666904853247684139523774320754922666347777244034442787713843966883264781939844602460852540770711095243277827189200134363970684176720493436464091680595156412791578285476265146230605988819768977229544532908213639779659999700599 # 5^529-1, difficulty: 371.85, skewness: 1.99 # cost: 3.06714e+22, est. time: 14605421.47 GHz days (not accurate yet!) # Optimized skew: 2.51851 Murphy: 1.63e-17 skew: 2.51851 c7: 1 c0: -125 Y1: -1 Y0: 132348898008484427979425390731194056570529937744140625 type: snfs