The proper factors of 50 are 2, 5, 10 and 25.
The proper factors of 50 are 2, 5, 10, and 25.
By some definitions prime numbers don't have proper factors. In other definitions, their only proper factor is 1. Either way, your answer is the next prime number after 50, which would be 53.
53
53
39 is a composite number whose proper factors add up to 16.
The numbers for which the sum of its proper factors is 1 less than the number is the powers of 2; less than 50 these are: 2, 4, 8, 16 & 32.
64.
The proper factors of a number do not include one and the number itself.
"Proper factors" are all of a number's factors except one and the number itself.
If you include 1 as a proper factor, the answer is 64.
the proper factors are the factors of a number not including the number itself, or 1.
The proper factors are the regular factors without one and the number itself.