Ch3 Review Problem

Find the prime factorization of each of the following numbers:

693

Find the prime factorization of each of the following numbers:

5423

Find the prime factorization of each of the following numbers:

35100

What is the remainder when (99)(237) is divided by 9?

What is the sum of the two smallest multiples of 6 that are greater than 103?

(a)  

What is the largest multiple of 73 that is less than 2000?

(a)  

Which of the following numbers is divisible by 9:

Which one of the following four-digit numbers is not divisible by 4:

We learned that a number is divisible by 5 if its units digit is 0 or 5.

What is a similar rule that we can use to test if a number is divisible by 25?

Amanda arranges the digits 1, 3, 5, and 7 to write a four-digit number. The 7 is next to the 1 but not to the 5. The 3 is next to the 7 but not to the 5.

The four-digit number is divisible by 5. What is Amanda's four-digit number?

(a)