Greatest Common Factor of 848, 309, 21

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

• Greatest Common Factor of 848, 309, 21 by common division method
• Greatest Common Factor of 848, 309, 21 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 848

List of positive integer factors of 848 that divides 848 without a remainder.

1,2,4,8,16,53,106,212,424,848

Factors of 309

List of positive integer factors of 309 that divides 309 without a remainder.

1,3,103,309

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 848,309,21 . The biggest common factor number is the GCF number.
So the greatest common factor 848,309,21 is 1.

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

• GCF of 228, 458, 33
• GCF of 372, 506, 68
• GCF of 665, 876, 30
• GCF of 887, 528, 27
• GCF of 848, 426, 31

1. What is the GCF of 848, 309, 21?

Answer: GCF of 848, 309, 21 is 1.

2. How to Find the GCF of 848, 309, 21

Answer: Greatest Common Factor(GCF) of 848, 309, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(848, 309, 21) = 1.