Greatest Common Factor of 289, 22, 72

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

• Greatest Common Factor of 289, 22, 72 by common division method
• Greatest Common Factor of 289, 22, 72 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 289

List of positive integer factors of 289 that divides 289 without a remainder.

1,17,289

Factors of 22

List of positive integer factors of 22 that divides 22 without a remainder.

1,2,11,22

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

Greatest Common Factor

We found the factors 289,22,72 . The biggest common factor number is the GCF number.
So the greatest common factor 289,22,72 is 1.

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

• GCF of 142, 91, 79
• GCF of 406, 62, 23
• GCF of 491, 52, 74
• GCF of 732, 90, 88
• GCF of 170, 53, 34

1. What is the GCF of 289, 22, 72?

Answer: GCF of 289, 22, 72 is 1.

2. How to Find the GCF of 289, 22, 72

Answer: Greatest Common Factor(GCF) of 289, 22, 72 = 1

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

Step 2: Then multiply all the prime factors GCF(289, 22, 72) = 1.