GCF for 50 and 165

What is the Greatest common Divisor of 50 and 165?

Answer: GCF of 50 and 165 is 5

(Five)

Finding GCF for 50 and 165 using all factors (divisors) listing

The first method to find GCF for numbers 50 and 165 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 165: 1, 3, 5, 11, 15, 33, 55, 165

So the Greatest Common Factor for 50 and 165 is 5

Finding GCF for 50 and 165 by Prime Factorization

The second method to find GCF for numbers 50 and 165 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 165: 3, 5, 11

As we can see there is only one Prime Factor common to both numbers. It is 5

So 5 is the Greatest Common Factor of 50 and 165

GCF Table

Number 1Number 2GCF
351655
361653
371651
381651
391653
401655
411651
421653
431651
4416511
4516515
461651
471651
481653
491651
501655
511653
521651
531651
541653
5516555
561651
571653
581651
591651
6016515
611651
621651
631653
641651

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 165? (The answer is: 5). Select the first number (e.g. '50') and the second number (e.g. '165'). 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 50 and 165?

GCF of 50 and 165 is 5