Select 10 unique numbers from 1 to 20000
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 2,815,526,416,420,868,783,098,650,938,644,103,168 (~2.8155264164209E+18 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 10,216,982,259,908,048,474,183,315,784,043,867,347,615,744 (~1.0216982259908E+25 million trillion)
If order does not matter (e.g. most lottery numbers): 2,815,526,416,420,868,783,098,650,938,644,103,168 (~2.8155264164209E+18 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 10,216,982,259,908,048,474,183,315,784,043,867,347,615,744 (~1.0216982259908E+25 million trillion)