GCF for 100 and 355

What is the Greatest Common Factor of 100 and 355?

Answer: GCF of 100 and 355 is 5

(Five)

Finding GCF for 100 and 355 using all factors (divisors) listing

The first method to find GCF for numbers 100 and 355 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 355: 1, 5, 71, 355

So the Greatest Common Factor for 100 and 355 is 5

Finding GCF for 100 and 355 by Prime Factorization

The second method to find GCF for numbers 100 and 355 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 355: 5, 71

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 355

GCF Table

Number 1Number 2GCF
853555
863551
873551
883551
893551
903555
913551
923551
933551
943551
953555
963551
973551
983551
993551
1003555
1013551
1023551
1033551
1043551
1053555
1063551
1073551
1083551
1093551
1103555
1113551
1123551
1133551
1143551

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 100 and 355? (The answer is: 5). Select the first number (e.g. '100') and the second number (e.g. '355'). 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 100 and 355?

GCF of 100 and 355 is 5