Select 64 unique numbers from 1 to 99
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 711,793,649,572,175,972,113,842,176 (~711793649.6 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 90,317,312,543,607,685,526,931,395,675,179,091,980,290,482,128,818,750,343,034,495,628,492,851,215,228,158,302,412,448,445,617,228,744,490,075,589,443,584 (~9.0317312543608E+97 million trillion)
If order does not matter (e.g. most lottery numbers): 711,793,649,572,175,972,113,842,176 (~711793649.6 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 90,317,312,543,607,685,526,931,395,675,179,091,980,290,482,128,818,750,343,034,495,628,492,851,215,228,158,302,412,448,445,617,228,744,490,075,589,443,584 (~9.0317312543608E+97 million trillion)