Greatest Common Factor of 13, 97, 99, 989

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

• Greatest Common Factor of 13, 97, 99, 989 by common division method
• Greatest Common Factor of 13, 97, 99, 989 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 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 97

List of positive integer factors of 97 that divides 97 without a remainder.

1,97

Factors of 99

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

1,3,9,11,33,99

Factors of 989

List of positive integer factors of 989 that divides 989 without a remainder.

1,23,43,989

Greatest Common Factor

We found the factors 13,97,99,989 . The biggest common factor number is the GCF number.
So the greatest common factor 13,97,99,989 is 1.

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

• GCF of 99, 24, 76, 490
• GCF of 34, 65, 32, 498
• GCF of 96, 13, 11, 165
• GCF of 79, 20, 77, 441
• GCF of 86, 16, 32, 366

1. What is the GCF of 13, 97, 99, 989?

Answer: GCF of 13, 97, 99, 989 is 1.

2. How to Find the GCF of 13, 97, 99, 989

Answer: Greatest Common Factor(GCF) of 13, 97, 99, 989 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 97, 99, 989) = 1.