GCF for 100 and 830

What is the Greatest common Divisor of 100 and 830?

Answer: GCF of 100 and 830 is 10

(Ten)

Finding GCF for 100 and 830 using all factors (divisors) listing

The first method to find GCF for numbers 100 and 830 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 830: 1, 2, 5, 10, 83, 166, 415, 830

So the Greatest Common Factor for 100 and 830 is 10

Finding GCF for 100 and 830 by Prime Factorization

The second method to find GCF for numbers 100 and 830 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 830: 2, 5, 83

As we can see there are Prime Factors common to both numbers: 2, 5

Now we need to multiply them to find GCF: 2 × 5 = 10

GCF Table

Number 1Number 2GCF
858305
868302
878301
888302
898301
9083010
918301
928302
938301
948302
958305
968302
978301
988302
998301
10083010
1018301
1028302
1038301
1048302
1058305
1068302
1078301
1088302
1098301
11083010
1118301
1128302
1138301
1148302

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 830? (The answer is: 10). Select the first number (e.g. '100') and the second number (e.g. '830'). 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 830?

GCF of 100 and 830 is 10