Greatest Common Factor of 852, 669, 21

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

• Greatest Common Factor of 852, 669, 21 by common division method
• Greatest Common Factor of 852, 669, 21 with matching the biggest common factor

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

Factors of 852

List of positive integer factors of 852 that divides 852 without a remainder.

1,2,3,4,6,12,71,142,213,284,426,852

Factors of 669

List of positive integer factors of 669 that divides 669 without a remainder.

1,3,223,669

Factors of 21

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

1,3,7,21

Greatest Common Factor

We found the factors 852,669,21 . The biggest common factor number is the GCF number.
So the greatest common factor 852,669,21 is 3.

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

• GCF of 913, 296, 45
• GCF of 377, 230, 22
• GCF of 977, 685, 73
• GCF of 994, 467, 97
• GCF of 265, 720, 19

1. What is the GCF of 852, 669, 21?

Answer: GCF of 852, 669, 21 is 3.

2. How to Find the GCF of 852, 669, 21

Answer: Greatest Common Factor(GCF) of 852, 669, 21 = 3

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

Step 2: Then multiply all the prime factors GCF(852, 669, 21) = 3.