GCF of 50 and 72 (Greatest Common Factor)

"Greatest Common Factor" Calculator
Greatest Common Factor of
and

What is the Greatest Common Divisor of 50 and 72?

Answer

GCF of 50 and 72 is
2

(Two)

Finding GCF for 50 and 72 using all factors (divisors) listing

The first method to find GCF for numbers 50 and 72 is to list all factors for both numbers and pick the highest common one:

All factors of 50: 1, 2, 5, 10, 25, 50

All factors of 72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72

So the Greatest Common Factor for 50 and 72 is 2

Finding GCF for 50 and 72 by Prime Factorization

The second method to find GCF for numbers 50 and 72 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 50: 2, 5, 5

All Prime Factors of 72: 2, 2, 2, 3, 3

As we can see there is only one Prime Factor common to both numbers. It is 2

So 2 is the Greatest Common Factor of 50 and 72

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 50 and 72? (The answer is: 2). Select the first number (e.g. '50') and the second number (e.g. '72'). 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
50511
50531
50542
50555
50571
50591
506010
50655
507010
50722
507525
508010
50882
509010
5010050
501155
501455
5015050
501655
5017525
5018010
5019010
5021010
5022010
5025050
5028010
502855
502955
5030050
5031010

FAQ

What is the Greatest Common Divisor of 50 and 72?

GCF of 50 and 72 is 2

How to find the GCF of 50 and 72?

You can find the GCF of 50 and 72 by listing all factors of both numbers and picking the greatest common one, or by prime factorization. The GCF of 50 and 72 is 2.

What prime factors do 50 and 72 share?

The prime factorizations of 50 and 72 have 2 in common, and multiplying those shared primes gives 2 — exactly the greatest common factor.

How does the GCF reduce the fraction 50/72?

Divide the numerator and the denominator by the GCF 2: 50 ÷ 2 = 25 and 72 ÷ 2 = 36. So 50/72 in lowest terms is 25/36.