GCF for 90 and 270

"Greatest Common Factor" Calculator

Greatest Common Factor of

and

What is the Greatest common Divisor of 90 and 270?

Answer: GCF of 90 and 270 is 90

(Ninety)

Finding GCF for 90 and 270 using all factors (divisors) listing

The first method to find GCF for numbers 90 and 270 is to list all factors for both numbers and pick the highest common one:

All factors of 90: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90

All factors of 270: 1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270

So the Greatest Common Factor for 90 and 270 is 90

Finding GCF for 90 and 270 by Prime Factorization

The second method to find GCF for numbers 90 and 270 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 90: 2, 3, 3, 5

All Prime Factors of 270: 2, 3, 3, 3, 5

As we can see there are Prime Factors common to both numbers: 2, 3, 3, 5

Now we need to multiply them to find GCF: 2 × 3 × 3 × 5 = 90

See Also

About "Greatest Common Factor" Calculator

This calculator will help you find the greatest common factor (GCF) of two numbers. For example, it can help you find out what is the Greatest common Divisor of 90 and 270? (The answer is: 90). Select the first number (e.g. '90') and the second number (e.g. '270'). After that hit the 'Calculate' button.
Greatest Common Factor (GCF) also known as the Greatest Common Divisor (GCD) or Highest Common Factor (HCF) - it is the largest positive integer that divides each of the integers with zero remainder

"Greatest Common Factor" Calculator

Greatest Common Factor of

and

GCF Table

Number 1Number 2GCF
7527015
762702
772701
782706
792701
8027010
8127027
822702
832701
842706
852705
862702
872703
882702
892701
9027090
912701
922702
932703
942702
952705
962706
972701
982702
992709
10027010
1012701
1022706
1032701
1042702

FAQ

What is the Greatest common Divisor of 90 and 270?

GCF of 90 and 270 is 90

See Also