23 and 29 because they are prime numbers
30
30
Yes.
22
23 and 29 because they are prime numbers
30
30
The factors of a number cannot be greater than the number itself. So there are no factors of 4 between 30 and 50.
30
That number is 36.
Yes.
22
36 is a composite number between 30 and 40 because its factors are 1,2,3,4,6,9,12,18,36
48 has 10 factors.
Any number between 30 and 40 can be a factor. The common factors of 30 and 40 are 1, 2, 5 and 10.
A number that has exactly an odd number of factors is a power of another number. A number between 10 and 30 that is a power is 16. It is 24 (as well as 42) and its factors are 1, 2, 4, 8, and 16.