Greatest Common Factor of 18, 40, 49, 723

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

• Greatest Common Factor of 18, 40, 49, 723 by common division method
• Greatest Common Factor of 18, 40, 49, 723 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 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 49

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

1,7,49

Factors of 723

List of positive integer factors of 723 that divides 723 without a remainder.

1,3,241,723

Greatest Common Factor

We found the factors 18,40,49,723 . The biggest common factor number is the GCF number.
So the greatest common factor 18,40,49,723 is 1.

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

• GCF of 94, 80, 37, 399
• GCF of 18, 39, 54, 398
• GCF of 26, 41, 75, 933
• GCF of 73, 25, 94, 108
• GCF of 67, 77, 84, 844

1. What is the GCF of 18, 40, 49, 723?

Answer: GCF of 18, 40, 49, 723 is 1.

2. How to Find the GCF of 18, 40, 49, 723

Answer: Greatest Common Factor(GCF) of 18, 40, 49, 723 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 40, 49, 723) = 1.