5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
Chat with our AI personalities
It is 20 - (-4) = 20 + 4 = 24
No number between 20 and 40 is divisible by all 4 numbers. The smallest number divisible by all 4 of those numbers is: 56
There are 4 numbers that are prime between the number 10 and 20. They are 11, 13, 17, and 19.
To be a multiple of 4, 10 and 20 the number must be a multiple of their lowest common multiple. lcm(4, 10, 20) = 20 What is required is a multiple of 20 between 61 and 107. The numbers 80 and 100 both satisfy the problem of being between 61 and 107 and being a multiple of 4, 10 and 20.
-16