GCF for 50 and 870

What is the Greatest common Divisor of 50 and 870?

Answer: GCF of 50 and 870 is 10

(Ten)

Finding GCF for 50 and 870 using all factors (divisors) listing

The first method to find GCF for numbers 50 and 870 is to list all factors for both numbers and pick the highest common one:

All factors of 50: 1, 2, 5, 10, 25, 50

All factors of 870: 1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870

So the Greatest Common Factor for 50 and 870 is 10

Finding GCF for 50 and 870 by Prime Factorization

The second method to find GCF for numbers 50 and 870 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 50: 2, 5, 5

All Prime Factors of 870: 2, 3, 5, 29

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
358705
368706
378701
388702
398703
4087010
418701
428706
438701
448702
4587015
468702
478701
488706
498701
5087010
518703
528702
538701
548706
558705
568702
578703
5887058
598701
6087030
618701
628702
638703
648702

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 50 and 870? (The answer is: 10). Select the first number (e.g. '50') and the second number (e.g. '870'). 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 50 and 870?

GCF of 50 and 870 is 10