Greatest Common Factor of 172, 928, 21, 675

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

• Greatest Common Factor of 172, 928, 21, 675 by common division method
• Greatest Common Factor of 172, 928, 21, 675 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 172

List of positive integer factors of 172 that divides 172 without a remainder.

1,2,4,43,86,172

Factors of 928

List of positive integer factors of 928 that divides 928 without a remainder.

1,2,4,8,16,29,32,58,116,232,464,928

Factors of 21

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

1,3,7,21

Factors of 675

List of positive integer factors of 675 that divides 675 without a remainder.

1,3,5,9,15,25,27,45,75,135,225,675

Greatest Common Factor

We found the factors 172,928,21,675 . The biggest common factor number is the GCF number.
So the greatest common factor 172,928,21,675 is 1.

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

• GCF of 990, 690, 33, 778
• GCF of 310, 171, 43, 909
• GCF of 924, 777, 99, 172
• GCF of 329, 438, 59, 310
• GCF of 894, 179, 55, 801

1. What is the GCF of 172, 928, 21, 675?

Answer: GCF of 172, 928, 21, 675 is 1.

2. How to Find the GCF of 172, 928, 21, 675

Answer: Greatest Common Factor(GCF) of 172, 928, 21, 675 = 1

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

Step 2: Then multiply all the prime factors GCF(172, 928, 21, 675) = 1.