Greatest Common Factor of 84, 31, 247

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

• Greatest Common Factor of 84, 31, 247 by common division method
• Greatest Common Factor of 84, 31, 247 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 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 247

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

1,13,19,247

Greatest Common Factor

We found the factors 84,31,247 . The biggest common factor number is the GCF number.
So the greatest common factor 84,31,247 is 1.

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

• GCF of 18, 23, 856
• GCF of 48, 72, 747
• GCF of 40, 65, 390
• GCF of 34, 22, 304
• GCF of 95, 99, 707

1. What is the GCF of 84, 31, 247?

Answer: GCF of 84, 31, 247 is 1.

2. How to Find the GCF of 84, 31, 247

Answer: Greatest Common Factor(GCF) of 84, 31, 247 = 1

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

Step 2: Then multiply all the prime factors GCF(84, 31, 247) = 1.