GCF for 90 and 750

What is the Greatest common Divisor of 90 and 750?

Answer: GCF of 90 and 750 is 30

(Thirty)

Finding GCF for 90 and 750 using all factors (divisors) listing

The first method to find GCF for numbers 90 and 750 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 750: 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 750

So the Greatest Common Factor for 90 and 750 is 30

Finding GCF for 90 and 750 by Prime Factorization

The second method to find GCF for numbers 90 and 750 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 750: 2, 3, 5, 5, 5

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

Now we need to multiply them to find GCF: 2 × 3 × 5 = 30

Related Calculations

GCF Table

Number 1Number 2GCF
7575075
767502
777501
787506
797501
8075010
817503
827502
837501
847506
857505
867502
877503
887502
897501
9075030
917501
927502
937503
947502
957505
967506
977501
987502
997503
10075050
1017501
1027506
1037501
1047502

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 750? (The answer is: 30). Select the first number (e.g. '90') and the second number (e.g. '750'). 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

FAQ

What is the Greatest common Divisor of 90 and 750?

GCF of 90 and 750 is 30