Greatest Common Factor of 61, 72, 56, 23

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

• Greatest Common Factor of 61, 72, 56, 23 by common division method
• Greatest Common Factor of 61, 72, 56, 23 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

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 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Greatest Common Factor

We found the factors 61,72,56,23 . The biggest common factor number is the GCF number.
So the greatest common factor 61,72,56,23 is 1.

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

• GCF of 29, 20, 48, 48
• GCF of 42, 83, 57, 90
• GCF of 58, 58, 42, 50
• GCF of 62, 51, 54, 20
• GCF of 93, 18, 52, 32

1. What is the GCF of 61, 72, 56, 23?

Answer: GCF of 61, 72, 56, 23 is 1.

2. How to Find the GCF of 61, 72, 56, 23

Answer: Greatest Common Factor(GCF) of 61, 72, 56, 23 = 1

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

Step 2: Then multiply all the prime factors GCF(61, 72, 56, 23) = 1.