Select 20 unique numbers from 1000 to 30000
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 72,325,081,535,135,980,681,105,728,576,411,445,897,042,516,502,100,395,961,657,041,396,695,040 (~7.2325081535136E+52 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 175,959,836,108,371,551,912,490,547,604,930,857,812,721,901,892,557,882,588,678,641,320,011,310,905,234,980,115,316,736 (~1.7595983610837E+71 million trillion)
If order does not matter (e.g. most lottery numbers): 72,325,081,535,135,980,681,105,728,576,411,445,897,042,516,502,100,395,961,657,041,396,695,040 (~7.2325081535136E+52 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 175,959,836,108,371,551,912,490,547,604,930,857,812,721,901,892,557,882,588,678,641,320,011,310,905,234,980,115,316,736 (~1.7595983610837E+71 million trillion)