Select 20 unique numbers from 100 to 10000
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 33,045,856,593,653,965,251,961,985,360,644,476,876,274,332,619,091,495,337,590,784 (~)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 80,397,330,868,617,925,773,729,737,425,868,135,559,077,410,696,247,281,399,343,792,609,312,547,035,676,672 (~)
If order does not matter (e.g. most lottery numbers): 33,045,856,593,653,965,251,961,985,360,644,476,876,274,332,619,091,495,337,590,784 (~)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 80,397,330,868,617,925,773,729,737,425,868,135,559,077,410,696,247,281,399,343,792,609,312,547,035,676,672 (~)