GCF for 40 and 535

What is the Greatest Common Factor of 40 and 535?

Answer: GCF of 40 and 535 is 5

(Five)

Finding GCF for 40 and 535 using all factors (divisors) listing

The first method to find GCF for numbers 40 and 535 is to list all factors for both numbers and pick the highest common one:

All factors of 40: 1, 2, 4, 5, 8, 10, 20, 40

All factors of 535: 1, 5, 107, 535

So the Greatest Common Factor for 40 and 535 is 5

Finding GCF for 40 and 535 by Prime Factorization

The second method to find GCF for numbers 40 and 535 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 40: 2, 2, 2, 5

All Prime Factors of 535: 5, 107

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 40 and 535

GCF Table

Number 1Number 2GCF
255355
265351
275351
285351
295351
305355
315351
325351
335351
345351
355355
365351
375351
385351
395351
405355
415351
425351
435351
445351
455355
465351
475351
485351
495351
505355
515351
525351
535351
545351

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 40 and 535? (The answer is: 5). Select the first number (e.g. '40') and the second number (e.g. '535'). 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 40 and 535?

GCF of 40 and 535 is 5