Greatest Common Factor of 99, 18, 31, 64

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

• Greatest Common Factor of 99, 18, 31, 64 by common division method
• Greatest Common Factor of 99, 18, 31, 64 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 99

List of positive integer factors of 99 that divides 99 without a remainder.

1,3,9,11,33,99

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 31

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

1,31

Factors of 64

List of positive integer factors of 64 that divides 64 without a remainder.

1,2,4,8,16,32,64

Greatest Common Factor

We found the factors 99,18,31,64 . The biggest common factor number is the GCF number.
So the greatest common factor 99,18,31,64 is 1.

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

• GCF of 51, 48, 12, 64
• GCF of 69, 18, 53, 14
• GCF of 93, 95, 23, 47
• GCF of 38, 40, 65, 93
• GCF of 57, 16, 45, 68

1. What is the GCF of 99, 18, 31, 64?

Answer: GCF of 99, 18, 31, 64 is 1.

2. How to Find the GCF of 99, 18, 31, 64

Answer: Greatest Common Factor(GCF) of 99, 18, 31, 64 = 1

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

Step 2: Then multiply all the prime factors GCF(99, 18, 31, 64) = 1.