Greatest Common Factor of 23, 79, 45, 49, 74

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

• Greatest Common Factor of 23, 79, 45, 49, 74 by common division method
• Greatest Common Factor of 23, 79, 45, 49, 74 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 23

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

1,23

Factors of 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 74

List of positive integer factors of 74 that divides 74 without a remainder.

1,2,37,74

Greatest Common Factor

We found the factors 23,79,45,49,74 . The biggest common factor number is the GCF number.
So the greatest common factor 23,79,45,49,74 is 1.

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

• GCF of 65, 87, 19, 20, 91
• GCF of 99, 38, 60, 75, 94
• GCF of 44, 60, 53, 85, 18
• GCF of 91, 73, 44, 13, 60
• GCF of 39, 90, 20, 37, 43

1. What is the GCF of 23, 79, 45, 49, 74?

Answer: GCF of 23, 79, 45, 49, 74 is 1.

2. How to Find the GCF of 23, 79, 45, 49, 74

Answer: Greatest Common Factor(GCF) of 23, 79, 45, 49, 74 = 1

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

Step 2: Then multiply all the prime factors GCF(23, 79, 45, 49, 74) = 1.