GCF for 50 and 245

What is the Greatest common Divisor of 50 and 245?

Answer: GCF of 50 and 245 is 5

(Five)

Finding GCF for 50 and 245 using all factors (divisors) listing

The first method to find GCF for numbers 50 and 245 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 245: 1, 5, 7, 35, 49, 245

So the Greatest Common Factor for 50 and 245 is 5

Finding GCF for 50 and 245 by Prime Factorization

The second method to find GCF for numbers 50 and 245 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 245: 5, 7, 7

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 245

GCF Table

Number 1Number 2GCF
35245
362451
372451
382451
392451
402455
412451
422457
432451
442451
452455
462451
472451
482451
4924549
502455
512451
522451
532451
542451
552455
562457
572451
582451
592451
602455
612451
622451
632457
642451

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 245? (The answer is: 5). Select the first number (e.g. '50') and the second number (e.g. '245'). 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 245?

GCF of 50 and 245 is 5