458,377,920 for 5 and 21,085,384,320 with the 6th number you need
27.8
120 WRONG! That is the number of PERMUTATIONS. In the case of combinations, the order of the numbers does not matter, so there is only 1 5-number combination from 5 numbers.
27 R 4
695
5.695 as a mixed number = 5 139/200
As a product of its prime factors: 2*3*3*5*139 = 12510 or as 2*32*5*139 = 12510
89 + (5 x 10) = 139
139
458,377,920 for 5 and 21,085,384,320 with the 6th number you need
27.8
120 WRONG! That is the number of PERMUTATIONS. In the case of combinations, the order of the numbers does not matter, so there is only 1 5-number combination from 5 numbers.
139 + 5
27 R 4
1, 5, 139, 695 5 and 139 are prime.
5 days 19 hours
The number of combinations is 39*38*37*36*35 / (5*4*3*2*1) = 575757