Greatest Common Factor of 21, 360, 478

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

• Greatest Common Factor of 21, 360, 478 by common division method
• Greatest Common Factor of 21, 360, 478 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 21

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

1,3,7,21

Factors of 360

List of positive integer factors of 360 that divides 360 without a remainder.

1,2,3,4,5,6,8,9,10,12,15,18,20,24,30,36,40,45,60,72,90,120,180,360

Factors of 478

List of positive integer factors of 478 that divides 478 without a remainder.

1,2,239,478

Greatest Common Factor

We found the factors 21,360,478 . The biggest common factor number is the GCF number.
So the greatest common factor 21,360,478 is 1.

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

• GCF of 15, 772, 246
• GCF of 16, 895, 278
• GCF of 89, 905, 864
• GCF of 83, 216, 377
• GCF of 87, 909, 464

1. What is the GCF of 21, 360, 478?

Answer: GCF of 21, 360, 478 is 1.

2. How to Find the GCF of 21, 360, 478

Answer: Greatest Common Factor(GCF) of 21, 360, 478 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 360, 478) = 1.