Greatest Common Factor of 23, 16, 78

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

• Greatest Common Factor of 23, 16, 78 by common division method
• Greatest Common Factor of 23, 16, 78 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 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Greatest Common Factor

We found the factors 23,16,78 . The biggest common factor number is the GCF number.
So the greatest common factor 23,16,78 is 1.

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

• GCF of 47, 90, 37
• GCF of 45, 64, 47
• GCF of 36, 47, 27
• GCF of 75, 44, 63
• GCF of 68, 39, 96

1. What is the GCF of 23, 16, 78?

Answer: GCF of 23, 16, 78 is 1.

2. How to Find the GCF of 23, 16, 78

Answer: Greatest Common Factor(GCF) of 23, 16, 78 = 1

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

Step 2: Then multiply all the prime factors GCF(23, 16, 78) = 1.