Greatest Common Factor of 63, 21, 34, 396

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

• Greatest Common Factor of 63, 21, 34, 396 by common division method
• Greatest Common Factor of 63, 21, 34, 396 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 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 34

List of positive integer factors of 34 that divides 34 without a remainder.

1,2,17,34

Factors of 396

List of positive integer factors of 396 that divides 396 without a remainder.

1,2,3,4,6,9,11,12,18,22,33,36,44,66,99,132,198,396

Greatest Common Factor

We found the factors 63,21,34,396 . The biggest common factor number is the GCF number.
So the greatest common factor 63,21,34,396 is 1.

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

• GCF of 94, 85, 11, 875
• GCF of 18, 55, 93, 171
• GCF of 97, 64, 79, 556
• GCF of 70, 50, 90, 857
• GCF of 93, 21, 12, 507

1. What is the GCF of 63, 21, 34, 396?

Answer: GCF of 63, 21, 34, 396 is 1.

2. How to Find the GCF of 63, 21, 34, 396

Answer: Greatest Common Factor(GCF) of 63, 21, 34, 396 = 1

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

Step 2: Then multiply all the prime factors GCF(63, 21, 34, 396) = 1.