Greatest Common Factor of 80, 82, 31, 247

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

• Greatest Common Factor of 80, 82, 31, 247 by common division method
• Greatest Common Factor of 80, 82, 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 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 82

List of positive integer factors of 82 that divides 82 without a remainder.

1,2,41,82

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 80,82,31,247 . The biggest common factor number is the GCF number.
So the greatest common factor 80,82,31,247 is 1.

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

• GCF of 25, 27, 96, 207
• GCF of 67, 70, 31, 707
• GCF of 91, 64, 50, 972
• GCF of 60, 34, 45, 947
• GCF of 12, 83, 57, 463

1. What is the GCF of 80, 82, 31, 247?

Answer: GCF of 80, 82, 31, 247 is 1.

2. How to Find the GCF of 80, 82, 31, 247

Answer: Greatest Common Factor(GCF) of 80, 82, 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(80, 82, 31, 247) = 1.