Greatest Common Factor of 56, 15, 438

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

• Greatest Common Factor of 56, 15, 438 by common division method
• Greatest Common Factor of 56, 15, 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 56

List of positive integer factors of 56 that divides 56 without a remainder.

1,2,4,7,8,14,28,56

Factors of 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

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 56,15,438 . The biggest common factor number is the GCF number.
So the greatest common factor 56,15,438 is 1.

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

• GCF of 34, 35, 852
• GCF of 59, 33, 624
• GCF of 75, 91, 569
• GCF of 46, 22, 269
• GCF of 91, 73, 185

1. What is the GCF of 56, 15, 438?

Answer: GCF of 56, 15, 438 is 1.

2. How to Find the GCF of 56, 15, 438

Answer: Greatest Common Factor(GCF) of 56, 15, 438 = 1

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

Step 2: Then multiply all the prime factors GCF(56, 15, 438) = 1.