GCF for 30 and 910

What is the Greatest common Divisor of 30 and 910?

Answer: GCF of 30 and 910 is 10

(Ten)

Finding GCF for 30 and 910 using all factors (divisors) listing

The first method to find GCF for numbers 30 and 910 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 910: 1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910

So the Greatest Common Factor for 30 and 910 is 10

Finding GCF for 30 and 910 by Prime Factorization

The second method to find GCF for numbers 30 and 910 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 910: 2, 5, 7, 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

GCF Table

Number 1Number 2GCF
159105
169102
179101
189102
199101
2091010
219107
229102
239101
249102
259105
2691026
279101
2891014
299101
3091010
319101
329102
339101
349102
3591035
369102
379101
389102
3991013
4091010
419101
4291014
439101
449102

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 910? (The answer is: 10). Select the first number (e.g. '30') and the second number (e.g. '910'). 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 30 and 910?

GCF of 30 and 910 is 10