Greatest Common Factor of 247, 480, 391

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

• Greatest Common Factor of 247, 480, 391 by common division method
• Greatest Common Factor of 247, 480, 391 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 247

List of positive integer factors of 247 that divides 247 without a remainder.

1,13,19,247

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

Factors of 391

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

1,17,23,391

Greatest Common Factor

We found the factors 247,480,391 . The biggest common factor number is the GCF number.
So the greatest common factor 247,480,391 is 1.

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

• GCF of 473, 102, 108
• GCF of 566, 836, 660
• GCF of 379, 337, 853
• GCF of 674, 476, 670
• GCF of 725, 893, 975

1. What is the GCF of 247, 480, 391?

Answer: GCF of 247, 480, 391 is 1.

2. How to Find the GCF of 247, 480, 391

Answer: Greatest Common Factor(GCF) of 247, 480, 391 = 1

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

Step 2: Then multiply all the prime factors GCF(247, 480, 391) = 1.