Select 21 unique numbers from 150 to 300
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 26,111,588,349,863,516,098,789,376 (~26111588.3 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,334,065,650,394,358,802,796,255,777,115,034,030,081,835,008 (~1.3340656503944E+27 million trillion)
If order does not matter (e.g. most lottery numbers): 26,111,588,349,863,516,098,789,376 (~26111588.3 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,334,065,650,394,358,802,796,255,777,115,034,030,081,835,008 (~1.3340656503944E+27 million trillion)