Greatest Common Factor of 63, 42, 81, 859

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 63, 42, 81, 859 by common division method
• Greatest Common Factor of 63, 42, 81, 859 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 859

List of positive integer factors of 859 that divides 859 without a remainder.

1,859

Greatest Common Factor

We found the factors 63,42,81,859 . The biggest common factor number is the GCF number.
So the greatest common factor 63,42,81,859 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 64, 20, 35, 355
• GCF of 52, 91, 34, 608
• GCF of 89, 64, 57, 794
• GCF of 13, 46, 53, 906
• GCF of 57, 83, 29, 152

1. What is the GCF of 63, 42, 81, 859?

Answer: GCF of 63, 42, 81, 859 is 1.

2. How to Find the GCF of 63, 42, 81, 859

Answer: Greatest Common Factor(GCF) of 63, 42, 81, 859 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(63, 42, 81, 859) = 1.