Factors and Multiples

How many multiples of $3$ are there between $10$ and $20$?

The smallest factor of any number is always ________.

Which of these is NOT a multiple of $3$?

What is the $10^{th}$ multiple of $4$?

Which of the following is NOT a common factor of $20$ and $30$?

A number that is a common multiple of $2$ and $3$ is ______.

Which of these numbers has $1, 2, 4, 8, 16, 32$ as its factors?

What is the sum of the $2^{nd}$ multiple of $15$ and the $3^{rd}$ multiple of $10$?

I am a common multiple of $2, 3, 4,$ and $6$. I am between $20$ and $30$. Who am I?

What is the smallest number that has exactly $4$ factors?

Which of these is an example of an odd composite number?

How many factors does the number $20$ have?

Which of these numbers is a multiple of $8$?

What is the smallest two-digit prime number?

Which factor of $100$ is also a multiple of $20$?

Which prime numbers less than $30$ end with the digit $7$?

Two numbers are called co-prime if their only common factor is $1$. Are $8$ and $9$ co-prime?

Find the sum of all prime numbers between $50$ and $60$, and subtract this sum from the $10^{th}$ multiple of $12$.

If a number is a prime number, how many multiples can it have?

Which of these numbers is a factor of $100$ but NOT a factor of $50$?

What is the total number of factors for the number $10$?

If a number ends in $3$, it is always classified as an:

Which of these numbers is a factor of $16$ but is NOT a factor of $4$?

What is the $7^{th}$ multiple of $5$?

How many of the factors of $20$ are even numbers?

What is the $10^{th}$ term in the sequence $2, 4, 6, 8, ...$?

Which set contains ONLY multiples of $4$?

I am a $2$-digit odd number. I have exactly four factors. If the sum of all my factors is $24$, what number am I?

If a number has $0$ at its ones place, it is always a multiple of:

A number is a multiple of $4$. The next multiple of $4$ is found by adding:

Which of these numbers is a multiple of $2$?

A group of $35$ students needs to be divided into teams of $5$. Will there be any students leftover?

What is the smallest number that is divisible by both $2$ and $3$?

Which number from the following is divisible by $10$?

What is the smallest number that should be added to $22$ so that the resulting number is exactly divisible by both $3$ and $5$?

Which of these numbers is divisible by $2$ and $5$, and is between $55$ and $65$?

Which number between $50$ and $60$ is divisible by $3$?

Which of the following numbers is divisible by $3$ and is also a multiple of $10$?

The number $1,\_40$ is divisible by $3$. The missing digit in the hundreds place can be:

What is the smallest number you can subtract from $85$ so that the result is divisible by $2, 3, 5,$ and $10$?