Greatest Common Factor of 391, 210, 480

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

• Greatest Common Factor of 391, 210, 480 by common division method
• Greatest Common Factor of 391, 210, 480 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 391

List of positive integer factors of 391 that divides 391 without a remainder.

1,17,23,391

Factors of 210

List of positive integer factors of 210 that divides 210 without a remainder.

1,2,3,5,6,7,10,14,15,21,30,35,42,70,105,210

Factors of 480

List of positive integer factors of 480 that divides 480 without a remainder.

1,2,3,4,5,6,8,10,12,15,16,20,24,30,32,40,48,60,80,96,120,160,240,480

Greatest Common Factor

We found the factors 391,210,480 . The biggest common factor number is the GCF number.
So the greatest common factor 391,210,480 is 1.

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

• GCF of 396, 221, 298
• GCF of 171, 487, 648
• GCF of 791, 456, 953
• GCF of 667, 480, 721
• GCF of 884, 840, 844

1. What is the GCF of 391, 210, 480?

Answer: GCF of 391, 210, 480 is 1.

2. How to Find the GCF of 391, 210, 480

Answer: Greatest Common Factor(GCF) of 391, 210, 480 = 1

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

Step 2: Then multiply all the prime factors GCF(391, 210, 480) = 1.