GCF for 30 and 130

"Greatest Common Factor" Calculator

Greatest Common Factor of

and

What is the Greatest common Divisor of 30 and 130?

Answer: GCF of 30 and 130 is 10

(Ten)

Finding GCF for 30 and 130 using all factors (divisors) listing

The first method to find GCF for numbers 30 and 130 is to list all factors for both numbers and pick the highest common one:

All factors of 30: 1, 2, 3, 5, 6, 10, 15, 30

All factors of 130: 1, 2, 5, 10, 13, 26, 65, 130

So the Greatest Common Factor for 30 and 130 is 10

Finding GCF for 30 and 130 by Prime Factorization

The second method to find GCF for numbers 30 and 130 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 30: 2, 3, 5

All Prime Factors of 130: 2, 5, 13

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

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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 30 and 130? (The answer is: 10). Select the first number (e.g. '30') and the second number (e.g. '130'). 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
151305
161302
171301
181302
191301
2013010
211301
221302
231301
241302
251305
2613026
271301
281302
291301
3013010
311301
321302
331301
341302
351305
361302
371301
381302
3913013
4013010
411301
421302
431301
441302

FAQ

What is the Greatest common Divisor of 30 and 130?

GCF of 30 and 130 is 10

See Also