Select 20 unique numbers from 1 to 9999
Total possible combinations (ways)
If order does not matter (e.g. most lottery numbers): 40,248,431,509,988,597,523,825,703,095,973,123,717,605,991,930,265,594,966,835,200 (~4.0248431509989E+43 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 97,920,489,846,611,208,023,410,133,344,904,882,689,295,596,300,754,794,188,628,931,318,275,003,069,235,200 (~9.7920489846611E+61 million trillion)
If order does not matter (e.g. most lottery numbers): 40,248,431,509,988,597,523,825,703,095,973,123,717,605,991,930,265,594,966,835,200 (~4.0248431509989E+43 million trillion)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 97,920,489,846,611,208,023,410,133,344,904,882,689,295,596,300,754,794,188,628,931,318,275,003,069,235,200 (~9.7920489846611E+61 million trillion)
