Select 40 unique numbers from 100 to 999
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 7,516,856,169,959,813,884,427,214,228,922,340,258,480,907,756,358,222,602,521,832,566,292,480 (~7.5168561699598E+51 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 6,133,117,831,046,469,447,285,488,793,153,252,631,882,494,622,829,040,453,158,512,947,927,171,746,631,973,259,933,885,827,214,613,816,472,245,969,558,175,744 (~6.1331178310465E+99 million trillion)
If order does not matter (e.g. most lottery numbers): 7,516,856,169,959,813,884,427,214,228,922,340,258,480,907,756,358,222,602,521,832,566,292,480 (~7.5168561699598E+51 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 6,133,117,831,046,469,447,285,488,793,153,252,631,882,494,622,829,040,453,158,512,947,927,171,746,631,973,259,933,885,827,214,613,816,472,245,969,558,175,744 (~6.1331178310465E+99 million trillion)