PRIME AND COMPOSITE NUMBERS

Is 35 a prime or composite number?

• 35 is a prime number.

• 35 is a composite number.

• 35 is neither prime nor composite.

• 35 is a natural number.

Is 33 a prime or composite number?

• 33 is a prime number.

• 33 is a composite number.

• 33 is neither prime nor composite.

• 33 is a perfect square.

How can you determine if a number is prime?

• Check if it has any divisors other than 1 and itself by testing divisibility with prime numbers up to its square root.

• Check if the number is even; if it is, it is not prime.

• Add the digits of the number; if the sum is prime, then the number is prime.

• Multiply the number by 2; if the result is prime, then the number is prime.

Are all odd numbers prime?

• Yes, all odd numbers are prime.

• No, not all odd numbers are prime. For example, 9 and 15 are odd but composite.

• Only some odd numbers are prime, like 3 and 5.

• All odd numbers greater than 2 are prime.

Is 41 a prime or composite number?

• 41 is a composite number.

• 41 is a prime number.

• 41 is neither prime nor composite.

• 41 is an even number.

What is a composite number?

• A natural number greater than 1 that has exactly two positive divisors.

• A natural number greater than 1 that has more than two positive divisors.

• A natural number that is only divisible by 1 and itself.

• A natural number that is less than 1.

Can a prime number be even?

• Yes, the only even prime number is 2.

• Yes, all even numbers are prime.

• No, prime numbers are always odd.

• Yes, but only if they are greater than 2.

What is a prime number?

• A natural number greater than 1 that has no positive divisors other than 1 and itself.

• Any number that is divisible by 2.

• A number that can be expressed as the sum of two other natural numbers.

• A natural number that is less than 1.

Is 86 a prime or composite number?

• 86 is a prime number.

• 86 is a composite number.

• 86 is neither prime nor composite.

• 86 is a perfect square.

What is the prime factorization of a composite number?

• Expressing it as a sum of prime numbers.

• Expressing it as a product of prime numbers.

• Expressing it as a difference of prime numbers.

• Expressing it as a quotient of prime numbers.