GCF for 55 and 110

"Greatest Common Factor" Calculator

Greatest Common Factor of

and

What is the Greatest common Divisor of 55 and 110?

Answer: GCF of 55 and 110 is 55

(Fifty-five)

Finding GCF for 55 and 110 using all factors (divisors) listing

The first method to find GCF for numbers 55 and 110 is to list all factors for both numbers and pick the highest common one:

All factors of 55: 1, 5, 11, 55

All factors of 110: 1, 2, 5, 10, 11, 22, 55, 110

So the Greatest Common Factor for 55 and 110 is 55

Finding GCF for 55 and 110 by Prime Factorization

The second method to find GCF for numbers 55 and 110 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 55: 5, 11

All Prime Factors of 110: 2, 5, 11

As we can see there are Prime Factors common to both numbers: 5, 11

Now we need to multiply them to find GCF: 5 × 11 = 55

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 55 and 110? (The answer is: 55). Select the first number (e.g. '55') and the second number (e.g. '110'). 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
4011010
411101
421102
431101
4411022
451105
461102
471101
481102
491101
5011010
511101
521102
531101
541102
5511055
561102
571101
581102
591101
6011010
611101
621102
631101
641102
651105
6611022
671101
681102
691101

FAQ

What is the Greatest common Divisor of 55 and 110?

GCF of 55 and 110 is 55

See Also