Greatest Common Factor of 23, 90, 11, 23

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

• Greatest Common Factor of 23, 90, 11, 23 by common division method
• Greatest Common Factor of 23, 90, 11, 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 23

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

1,23

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

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 23,90,11,23 . The biggest common factor number is the GCF number.
So the greatest common factor 23,90,11,23 is 1.

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

• GCF of 35, 19, 97, 68
• GCF of 44, 40, 31, 17
• GCF of 35, 27, 30, 79
• GCF of 45, 11, 17, 79
• GCF of 47, 98, 17, 68

1. What is the GCF of 23, 90, 11, 23?

Answer: GCF of 23, 90, 11, 23 is 1.

2. How to Find the GCF of 23, 90, 11, 23

Answer: Greatest Common Factor(GCF) of 23, 90, 11, 23 = 1

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

Step 2: Then multiply all the prime factors GCF(23, 90, 11, 23) = 1.