GCF for 50 and 505

What is the Greatest Common Factor of 50 and 505?

Answer: GCF of 50 and 505 is 5

(Five)

Finding GCF for 50 and 505 using all factors (divisors) listing

The first method to find GCF for numbers 50 and 505 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 505: 1, 5, 101, 505

So the Greatest Common Factor for 50 and 505 is 5

Finding GCF for 50 and 505 by Prime Factorization

The second method to find GCF for numbers 50 and 505 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 505: 5, 101

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 505

GCF Table

Number 1Number 2GCF
355055
365051
375051
385051
395051
405055
415051
425051
435051
445051
455055
465051
475051
485051
495051
505055
515051
525051
535051
545051
555055
565051
575051
585051
595051
605055
615051
625051
635051
645051

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 Factor of 50 and 505? (The answer is: 5). Select the first number (e.g. '50') and the second number (e.g. '505'). 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 Factor of 50 and 505?

GCF of 50 and 505 is 5