Greatest Common Factor of 28, 917, 399

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

• Greatest Common Factor of 28, 917, 399 by common division method
• Greatest Common Factor of 28, 917, 399 with matching the biggest common factor

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∴ So the GCF of the given numbers is 7 = 7

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 917

List of positive integer factors of 917 that divides 917 without a remainder.

1,7,131,917

Factors of 399

List of positive integer factors of 399 that divides 399 without a remainder.

1,3,7,19,21,57,133,399

Greatest Common Factor

We found the factors 28,917,399 . The biggest common factor number is the GCF number.
So the greatest common factor 28,917,399 is 7.

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

• GCF of 57, 716, 835
• GCF of 25, 316, 865
• GCF of 41, 925, 393
• GCF of 69, 871, 234
• GCF of 20, 989, 173

1. What is the GCF of 28, 917, 399?

Answer: GCF of 28, 917, 399 is 7.

2. How to Find the GCF of 28, 917, 399

Answer: Greatest Common Factor(GCF) of 28, 917, 399 = 7

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

Step 2: Then multiply all the prime factors GCF(28, 917, 399) = 7.