Select 20 unique numbers from 1 to 10000000000000
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 41,103,176,232,340,698,808,343,009,765,126,280,891,382,648,666,311,456,489,224,652,128,415,464,700,019,829,761,915,880,964,166,673,130,530,139,830,384,807,816,254,139,058,063,076,320,077,622,350,102,624,971,389,807,821,120,976,554,701,119,572,097,315,517,555,766,852,152,675,487,584,131,830,814,865,875,620,938,955,882,496 (~4.1103176232341E+223 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 99,999,999,998,100,020,580,584,668,228,362,963,098,964,968,553,852,956,761,592,100,474,922,062,131,982,453,334,936,416,620,686,956,630,651,771,831,286,017,611,375,379,088,559,963,886,338,837,575,302,206,084,476,440,951,463,506,994,864,735,066,340,697,980,106,593,235,633,324,198,426,135,257,868,272,652,713,024,275,110,755,810,448,121,255,690,240 (~9.99999999981E+241 million trillion)
If order does not matter (e.g. most lottery numbers): 41,103,176,232,340,698,808,343,009,765,126,280,891,382,648,666,311,456,489,224,652,128,415,464,700,019,829,761,915,880,964,166,673,130,530,139,830,384,807,816,254,139,058,063,076,320,077,622,350,102,624,971,389,807,821,120,976,554,701,119,572,097,315,517,555,766,852,152,675,487,584,131,830,814,865,875,620,938,955,882,496 (~4.1103176232341E+223 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 99,999,999,998,100,020,580,584,668,228,362,963,098,964,968,553,852,956,761,592,100,474,922,062,131,982,453,334,936,416,620,686,956,630,651,771,831,286,017,611,375,379,088,559,963,886,338,837,575,302,206,084,476,440,951,463,506,994,864,735,066,340,697,980,106,593,235,633,324,198,426,135,257,868,272,652,713,024,275,110,755,810,448,121,255,690,240 (~9.99999999981E+241 million trillion)
