Here is a handy bit GCF Calculator that you can use to find the GCF of two numbers 42, 63 i.e. 21 the largest number that divides both the numbers exactly.
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Greatest Common Factor of 42 and 63 is 21
GCF(42, 63) = 21
Ex: number 1 - 1500 and number 2 - 20.
Given Inputs are 42, 63
To find the GCF using the Prime Factorization Method you just need to list out the prime factors of both the numbers.
Prime Factorization of 42 as under
Prime factors of 42 are 2,3,7. Prime factorization of 42 in exponential form is:
42 = 21×31×71Prime Factorization of 63 is as such
Prime factors of 63 are 3,7. Prime factorization of 63 in exponential form is:
63 = 32×71Occurrences of Common Prime Factors from both the numbers 42 and 63 is 21Therefore, GCF of two numbers 42 and 63 is 21
GCF of 42, 63 using Factoring Method
Given input data is 42, 63
Make a list of factors for the corresponding input numbers
Factors of 42
List of positive essence factors of 42 that divides 42 without a remainder.
Factors of 63
List of positive essence factors of 63 that divides 63 without a remainder.
1,3,7,9,21,63Figure out the highest common factor from factors of both the numbers and that is the GCF. In this case, it is 21
Therefore, GCF of two numbers 42 ad 63 is 21
Related Greatest Common Factor of 42
Related Greatest Common Factor of 63
Frequently Asked Questions on GCF of 42 and 63
1. What is the GCF of numbers 42 and 63?
GCF of numbers 42 and 63 is 21.
2. How to find GCF of 42 and 63 easily?
Take the help of GCF Calculator existing and input the numbers 42, 63 in the input field provided and tap on the Calculate Button to avail the Greatest Common Factor with detailed steps.
See more: How Many Kilometres In 100 Miles To Kilometers, 100 Miles To Km
3. Where do I find an elaborate explanation on finding GCF of 42, 63?
You can find an elaborate explanation on finding GCF of 42, 63 on our page.
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