GCF for 50 and 855

What is the Greatest common Divisor of 50 and 855?

Answer: GCF of 50 and 855 is 5

(Five)

Finding GCF for 50 and 855 using all factors (divisors) listing

The first method to find GCF for numbers 50 and 855 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 855: 1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855

So the Greatest Common Factor for 50 and 855 is 5

Finding GCF for 50 and 855 by Prime Factorization

The second method to find GCF for numbers 50 and 855 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 855: 3, 3, 5, 19

As we can see there is only one Prime Factor common to both numbers. It is 5

So 5 is the Greatest Common Factor of 50 and 855

GCF Table

Number 1Number 2GCF
358555
368559
378551
3885519
398553
408555
418551
428553
438551
448551
4585545
468551
478551
488553
498551
508555
518553
528551
538551
548559
558555
568551
5785557
588551
598551
6085515
618551
628551
638559
648551

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 855? (The answer is: 5). Select the first number (e.g. '50') and the second number (e.g. '855'). 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 855?

GCF of 50 and 855 is 5