Greatest Common Factor of 28, 39, 575

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

• Greatest Common Factor of 28, 39, 575 by common division method
• Greatest Common Factor of 28, 39, 575 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 28

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

1,2,4,7,14,28

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 575

List of positive integer factors of 575 that divides 575 without a remainder.

1,5,23,25,115,575

Greatest Common Factor

We found the factors 28,39,575 . The biggest common factor number is the GCF number.
So the greatest common factor 28,39,575 is 1.

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

• GCF of 20, 16, 513
• GCF of 21, 14, 248
• GCF of 20, 21, 631
• GCF of 66, 49, 764
• GCF of 55, 38, 758

1. What is the GCF of 28, 39, 575?

Answer: GCF of 28, 39, 575 is 1.

2. How to Find the GCF of 28, 39, 575

Answer: Greatest Common Factor(GCF) of 28, 39, 575 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 39, 575) = 1.