GCF of 64 and 88 (Greatest Common Factor)

"Greatest Common Factor" Calculator
Greatest Common Factor of
and

What is the Greatest Common Divisor of 64 and 88?

Answer

GCF of 64 and 88 is
8

(Eight)

Finding GCF for 64 and 88 using all factors (divisors) listing

The first method to find GCF for numbers 64 and 88 is to list all factors for both numbers and pick the highest common one:

All factors of 64: 1, 2, 4, 8, 16, 32, 64

All factors of 88: 1, 2, 4, 8, 11, 22, 44, 88

So the Greatest Common Factor for 64 and 88 is 8

Finding GCF for 64 and 88 by Prime Factorization

The second method to find GCF for numbers 64 and 88 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 64: 2, 2, 2, 2, 2, 2

All Prime Factors of 88: 2, 2, 2, 11

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

Now we need to multiply them to find GCF: 2 × 2 × 2 = 8

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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 64 and 88? (The answer is: 8). Select the first number (e.g. '64') and the second number (e.g. '88'). 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
64731
64742
64751
64764
64771
64782
64791
648016
64811
64822
64831
64844
64851
64862
64871
64888
64891
64902
64911
64924
64931
64942
64951
649632
64971
64982
64991
641004
641011
641022

FAQ

What is the Greatest Common Divisor of 64 and 88?

GCF of 64 and 88 is 8

How to find the GCF of 64 and 88?

You can find the GCF of 64 and 88 by listing all factors of both numbers and picking the greatest common one, or by prime factorization. The GCF of 64 and 88 is 8.

What prime factors do 64 and 88 share?

The prime factorizations of 64 and 88 have 2 × 2 × 2 in common, and multiplying those shared primes gives 8 — exactly the greatest common factor.

How does the GCF reduce the fraction 64/88?

Divide the numerator and the denominator by the GCF 8: 64 ÷ 8 = 8 and 88 ÷ 8 = 11. So 64/88 in lowest terms is 8/11.

See Also