Select 20 unique numbers from 1 to 100000000
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 4,110,309,813,715,591,946,264,667,072,489,400,321,647,718,278,559,836,292,195,661,662,331,138,943,222,913,591,564,077,787,845,284,155,193,750,189,400,046,014,308,358,978,256,375,545,593,856 (~)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 9,999,981,000,016,813,355,401,032,178,356,028,966,123,281,208,268,844,455,098,089,229,308,094,150,447,805,856,239,083,882,410,486,807,288,409,426,455,655,352,517,237,575,885,134,925,537,988,584,341,504,301,989,888 (~)
If order does not matter (e.g. most lottery numbers): 4,110,309,813,715,591,946,264,667,072,489,400,321,647,718,278,559,836,292,195,661,662,331,138,943,222,913,591,564,077,787,845,284,155,193,750,189,400,046,014,308,358,978,256,375,545,593,856 (~)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 9,999,981,000,016,813,355,401,032,178,356,028,966,123,281,208,268,844,455,098,089,229,308,094,150,447,805,856,239,083,882,410,486,807,288,409,426,455,655,352,517,237,575,885,134,925,537,988,584,341,504,301,989,888 (~)
