GCF for 70 and 273

What is the Greatest common Divisor of 70 and 273?

Answer: GCF of 70 and 273 is 7

(Seven)

Finding GCF for 70 and 273 using all factors (divisors) listing

The first method to find GCF for numbers 70 and 273 is to list all factors for both numbers and pick the highest common one:

All factors of 70: 1, 2, 5, 7, 10, 14, 35, 70

All factors of 273: 1, 3, 7, 13, 21, 39, 91, 273

So the Greatest Common Factor for 70 and 273 is 7

Finding GCF for 70 and 273 by Prime Factorization

The second method to find GCF for numbers 70 and 273 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 70: 2, 5, 7

All Prime Factors of 273: 3, 7, 13

As we can see there is only one Prime Factor common to both numbers. It is 7

So 7 is the Greatest Common Factor of 70 and 273

Related Calculations

GCF Table

Number 1Number 2GCF
552731
562737
572733
582731
592731
602733
612731
622731
6327321
642731
6527313
662733
672731
682731
692733
70273
712731
722733
732731
742731
752733
762731
772737
7827339
792731
802731
812733
822731
832731
8427321

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 70 and 273? (The answer is: 7). Select the first number (e.g. '70') and the second number (e.g. '273'). 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 70 and 273?

GCF of 70 and 273 is 7