27720
The smallest number which is exactly divisible by the numbers 8 9 and 10 is 360.
12
Exactly 50
27720
16
13
13
11
There are 39 natural numbers between 1,000 and 1,500, inclusive, that are divisible by 13.
11
27720. Try it. I think it works. From the internet.
The smallest number divisible by first four prime numbers is 2x3x5x7 = 210.