Greatest Common Factor of 21, 201, 972

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

• Greatest Common Factor of 21, 201, 972 by common division method
• Greatest Common Factor of 21, 201, 972 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 21

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

1,3,7,21

Factors of 201

List of positive integer factors of 201 that divides 201 without a remainder.

1,3,67,201

Factors of 972

List of positive integer factors of 972 that divides 972 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,81,108,162,243,324,486,972

Greatest Common Factor

We found the factors 21,201,972 . The biggest common factor number is the GCF number.
So the greatest common factor 21,201,972 is 3.

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

• GCF of 45, 952, 869
• GCF of 76, 578, 662
• GCF of 33, 563, 335
• GCF of 55, 348, 285
• GCF of 23, 289, 372

1. What is the GCF of 21, 201, 972?

Answer: GCF of 21, 201, 972 is 3.

2. How to Find the GCF of 21, 201, 972

Answer: Greatest Common Factor(GCF) of 21, 201, 972 = 3

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

Step 2: Then multiply all the prime factors GCF(21, 201, 972) = 3.