Greatest Common Factor of 72, 166, 221

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

• Greatest Common Factor of 72, 166, 221 by common division method
• Greatest Common Factor of 72, 166, 221 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 166

List of positive integer factors of 166 that divides 166 without a remainder.

1,2,83,166

Factors of 221

List of positive integer factors of 221 that divides 221 without a remainder.

1,13,17,221

Greatest Common Factor

We found the factors 72,166,221 . The biggest common factor number is the GCF number.
So the greatest common factor 72,166,221 is 1.

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

• GCF of 54, 314, 317
• GCF of 44, 435, 705
• GCF of 81, 949, 634
• GCF of 31, 222, 528
• GCF of 60, 270, 291

1. What is the GCF of 72, 166, 221?

Answer: GCF of 72, 166, 221 is 1.

2. How to Find the GCF of 72, 166, 221

Answer: Greatest Common Factor(GCF) of 72, 166, 221 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 166, 221) = 1.