Greatest Common Factor of 23, 51, 85, 55, 59

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

• Greatest Common Factor of 23, 51, 85, 55, 59 by common division method
• Greatest Common Factor of 23, 51, 85, 55, 59 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 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 59

List of positive integer factors of 59 that divides 59 without a remainder.

1,59

Greatest Common Factor

We found the factors 23,51,85,55,59 . The biggest common factor number is the GCF number.
So the greatest common factor 23,51,85,55,59 is 1.

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

• GCF of 37, 69, 45, 78, 68
• GCF of 99, 33, 98, 64, 79
• GCF of 79, 14, 63, 32, 19
• GCF of 61, 57, 22, 35, 30
• GCF of 12, 91, 31, 18, 73

1. What is the GCF of 23, 51, 85, 55, 59?

Answer: GCF of 23, 51, 85, 55, 59 is 1.

2. How to Find the GCF of 23, 51, 85, 55, 59

Answer: Greatest Common Factor(GCF) of 23, 51, 85, 55, 59 = 1

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

Step 2: Then multiply all the prime factors GCF(23, 51, 85, 55, 59) = 1.