Greatest Common Factor of 63, 71, 438

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

• Greatest Common Factor of 63, 71, 438 by common division method
• Greatest Common Factor of 63, 71, 438 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 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 438

List of positive integer factors of 438 that divides 438 without a remainder.

1,2,3,6,73,146,219,438

Greatest Common Factor

We found the factors 63,71,438 . The biggest common factor number is the GCF number.
So the greatest common factor 63,71,438 is 1.

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

• GCF of 21, 51, 147
• GCF of 31, 85, 571
• GCF of 96, 35, 961
• GCF of 50, 67, 749
• GCF of 57, 16, 204

1. What is the GCF of 63, 71, 438?

Answer: GCF of 63, 71, 438 is 1.

2. How to Find the GCF of 63, 71, 438

Answer: Greatest Common Factor(GCF) of 63, 71, 438 = 1

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

Step 2: Then multiply all the prime factors GCF(63, 71, 438) = 1.