Select 20 unique numbers from 70 to 999
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 78,375,587,780,428,609,614,352,971,396,726,210,428,928 (~7.8375587780429E+22 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 190,680,124,903,029,288,088,641,707,239,120,399,498,246,982,827,226,039,320,576 (~1.9068012490303E+41 million trillion)
If order does not matter (e.g. most lottery numbers): 78,375,587,780,428,609,614,352,971,396,726,210,428,928 (~7.8375587780429E+22 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 190,680,124,903,029,288,088,641,707,239,120,399,498,246,982,827,226,039,320,576 (~1.9068012490303E+41 million trillion)