GCF for 100 and 545

What is the Greatest common Divisor of 100 and 545?

Answer: GCF of 100 and 545 is 5

(Five)

Finding GCF for 100 and 545 using all factors (divisors) listing

The first method to find GCF for numbers 100 and 545 is to list all factors for both numbers and pick the highest common one:

All factors of 100: 1, 2, 4, 5, 10, 20, 25, 50, 100

All factors of 545: 1, 5, 109, 545

So the Greatest Common Factor for 100 and 545 is 5

Finding GCF for 100 and 545 by Prime Factorization

The second method to find GCF for numbers 100 and 545 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 100: 2, 2, 5, 5

All Prime Factors of 545: 5, 109

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 100 and 545

GCF Table

Number 1Number 2GCF
855455
865451
875451
885451
895451
905455
915451
925451
935451
945451
955455
965451
975451
985451
995451
1005455
1015451
1025451
1035451
1045451
1055455
1065451
1075451
1085451
109545109
1105455
1115451
1125451
1135451
1145451

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 100 and 545? (The answer is: 5). Select the first number (e.g. '100') and the second number (e.g. '545'). 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 100 and 545?

GCF of 100 and 545 is 5