GCF for 40 and 110

What is the Greatest Common Factor of 40 and 110?

Answer: GCF of 40 and 110 is 10

(Ten)

Finding GCF for 40 and 110 using all factors (divisors) listing

The first method to find GCF for numbers 40 and 110 is to list all factors for both numbers and pick the highest common one:

All factors of 40: 1, 2, 4, 5, 8, 10, 20, 40

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

So the Greatest Common Factor for 40 and 110 is 10

Finding GCF for 40 and 110 by Prime Factorization

The second method to find GCF for numbers 40 and 110 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 40: 2, 2, 2, 5

All Prime Factors of 110: 2, 5, 11

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

Now we need to multiply them to find GCF: 2 × 5 = 10

GCF Table

Number 1Number 2GCF
251105
261102
271101
281102
291101
30110
311101
321102
3311011
341102
351105
361102
371101
381102
391101
4011010
411101
421102
431101
44110
451105
461102
471101
481102
491101
5011010
511101
521102
531101
541102

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 Factor of 40 and 110? (The answer is: 10). Select the first number (e.g. '40') 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

FAQ

What is the Greatest Common Factor of 40 and 110?

GCF of 40 and 110 is 10