Select 20 unique numbers from 0 to 9999
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 40,329,089,689,367,326,113,103,711,904,865,279,541,089,372,453,717,690,994,917,376 (~4.0329089689367E+43 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 98,116,723,293,197,597,689,894,609,965,583,748,545,690,523,955,969,035,517,671,766,322,090,843,905,720,320 (~9.8116723293198E+61 million trillion)
If order does not matter (e.g. most lottery numbers): 40,329,089,689,367,326,113,103,711,904,865,279,541,089,372,453,717,690,994,917,376 (~4.0329089689367E+43 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 98,116,723,293,197,597,689,894,609,965,583,748,545,690,523,955,969,035,517,671,766,322,090,843,905,720,320 (~9.8116723293198E+61 million trillion)
