18
It is: 45
It is 18
The factors of 110 are 1, 2, 5, 10, 11, 22, 55, 110.
66
4
Temperature is the principal factor.
The principal factor is the temperature.
A number which has a factor other than 1 and itself is a composite number.
Because it has a factor other than 1 and 34 itself.
31 & 37
Any number is a factor and a multiple of itself. Other factors are less than the number, other multiples are more. 5 is a factor of 10. 10 is a multiple of 5.
No. 23 is a prime number, so it has no factors other than 1 and itself