Greatest Common Factor of 23, 21, 744

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

• Greatest Common Factor of 23, 21, 744 by common division method
• Greatest Common Factor of 23, 21, 744 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 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 744

List of positive integer factors of 744 that divides 744 without a remainder.

1,2,3,4,6,8,12,24,31,62,93,124,186,248,372,744

Greatest Common Factor

We found the factors 23,21,744 . The biggest common factor number is the GCF number.
So the greatest common factor 23,21,744 is 1.

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

• GCF of 28, 58, 554
• GCF of 54, 89, 897
• GCF of 21, 85, 702
• GCF of 97, 64, 444
• GCF of 77, 88, 564

1. What is the GCF of 23, 21, 744?

Answer: GCF of 23, 21, 744 is 1.

2. How to Find the GCF of 23, 21, 744

Answer: Greatest Common Factor(GCF) of 23, 21, 744 = 1

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

Step 2: Then multiply all the prime factors GCF(23, 21, 744) = 1.