Greatest Common Factor of 30, 31, 80, 631

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

• Greatest Common Factor of 30, 31, 80, 631 by common division method
• Greatest Common Factor of 30, 31, 80, 631 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 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 31

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

1,31

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 631

List of positive integer factors of 631 that divides 631 without a remainder.

1,631

Greatest Common Factor

We found the factors 30,31,80,631 . The biggest common factor number is the GCF number.
So the greatest common factor 30,31,80,631 is 1.

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

• GCF of 33, 74, 98, 142
• GCF of 83, 10, 63, 204
• GCF of 86, 24, 14, 942
• GCF of 13, 20, 51, 938
• GCF of 73, 55, 93, 184

1. What is the GCF of 30, 31, 80, 631?

Answer: GCF of 30, 31, 80, 631 is 1.

2. How to Find the GCF of 30, 31, 80, 631

Answer: Greatest Common Factor(GCF) of 30, 31, 80, 631 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 31, 80, 631) = 1.