GCF for 210 and 300

What is the Greatest common Divisor of 210 and 300?

Answer: GCF of 210 and 300 is 30

(Thirty)

Finding GCF for 210 and 300 using all factors (divisors) listing

The first method to find GCF for numbers 210 and 300 is to list all factors for both numbers and pick the highest common one:

All factors of 210: 1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210

All factors of 300: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300

So the Greatest Common Factor for 210 and 300 is 30

Finding GCF for 210 and 300 by Prime Factorization

The second method to find GCF for numbers 210 and 300 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 210: 2, 3, 5, 7

All Prime Factors of 300: 2, 2, 3, 5, 5

As we can see there are Prime Factors common to both numbers: 2, 3, 5

Now we need to multiply them to find GCF: 2 × 3 × 5 = 30

GCF Table

Number 1Number 2GCF
19530015
1963004
1973001
1983006
1993001
200300100
2013003
2023002
2033001
20430012
2053005
2063002
2073003
2083004
2093001
210300
2113001
2123004
2133003
2143002
2153005
21630012
2173001
2183002
2193003
22030020
2213001
2223006
2233001
2243004

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 210 and 300? (The answer is: 30). Select the first number (e.g. '210') and the second number (e.g. '300'). 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 210 and 300?

GCF of 210 and 300 is 30