The number 853 is prime - it has no positive integer factors other than itself and 1.
There are 44 positive integers less than 2,010 that have an odd number of factors.
28751 is a prime number. It has no positive integer factors other than itself and 1.
A composite number is a number with more than two positive integer factors (itself and one). Other than these two numbers, the positive integer factors of 155 are 5 and 31.
32
There are 17.
A composite number is a positive integer that has a positive divisor other than one or itself. In other words a composite number is any positive integer greater than one that is not a prime number. A composite number is a number greater than 1 with more then 2 factors
A composite number is a positive integer that has a positive divisor other than one or itself. In other words a composite number is any positive integer greater than one that is not a prime number.
Composite numbers are positive integers that have at least one positive integer factor other than 1 and themselves. Prime numbers are positive integers that have exactly two positive integer factors, 1 and themselves. In other words, a composite number is any number greater than 1 that is not prime.
Yes - other than itself and 1, 5 and 41 are the only positive integer factors of 205.
9901 is a prime number. It has no positive integer factors other than itself and 1.
29 is a prime number - it has no positive integer factors other than itself and 1.