Greatest Common Factor of 72, 21, 319

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

• Greatest Common Factor of 72, 21, 319 by common division method
• Greatest Common Factor of 72, 21, 319 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 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 21

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

1,3,7,21

Factors of 319

List of positive integer factors of 319 that divides 319 without a remainder.

1,11,29,319

Greatest Common Factor

We found the factors 72,21,319 . The biggest common factor number is the GCF number.
So the greatest common factor 72,21,319 is 1.

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

• GCF of 69, 95, 406
• GCF of 29, 34, 368
• GCF of 45, 99, 547
• GCF of 66, 84, 661
• GCF of 10, 45, 969

1. What is the GCF of 72, 21, 319?

Answer: GCF of 72, 21, 319 is 1.

2. How to Find the GCF of 72, 21, 319

Answer: Greatest Common Factor(GCF) of 72, 21, 319 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 21, 319) = 1.