Select 20 unique numbers from 289 to 480
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 683,586,159,278,930,702,033,223,680 (~683586159.3 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,663,098,139,671,467,085,283,332,606,667,886,219,082,334,208 (~1.6630981396715E+27 million trillion)
If order does not matter (e.g. most lottery numbers): 683,586,159,278,930,702,033,223,680 (~683586159.3 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 1,663,098,139,671,467,085,283,332,606,667,886,219,082,334,208 (~1.6630981396715E+27 million trillion)