Select 20 unique numbers from 1000 to 30000
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 72,325,081,535,135,968,421,141,401,649,300,579,030,266,299,299,626,927,011,744,063,927,877,632 (~)
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 (~)
If order does not matter (e.g. most lottery numbers): 72,325,081,535,135,968,421,141,401,649,300,579,030,266,299,299,626,927,011,744,063,927,877,632 (~)
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 (~)
