Greatest Common Factor of 34, 18, 70, 9, 99

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

• Greatest Common Factor of 34, 18, 70, 9, 99 by common division method
• Greatest Common Factor of 34, 18, 70, 9, 99 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 34

List of positive integer factors of 34 that divides 34 without a remainder.

1,2,17,34

Factors of 18

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

1,2,3,6,9,18

Factors of 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 9

List of positive integer factors of 9 that divides 9 without a remainder.

1,3,9

Factors of 99

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

1,3,9,11,33,99

Greatest Common Factor

We found the factors 34,18,70,9,99 . The biggest common factor number is the GCF number.
So the greatest common factor 34,18,70,9,99 is 1.

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

• GCF of 29, 16, 63, 8, 55
• GCF of 64, 23, 12, 4, 71
• GCF of 42, 91, 57, 7, 27
• GCF of 95, 50, 12, 5, 44
• GCF of 56, 79, 17, 5, 18

1. What is the GCF of 34, 18, 70, 9, 99?

Answer: GCF of 34, 18, 70, 9, 99 is 1.

2. How to Find the GCF of 34, 18, 70, 9, 99

Answer: Greatest Common Factor(GCF) of 34, 18, 70, 9, 99 = 1

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

Step 2: Then multiply all the prime factors GCF(34, 18, 70, 9, 99) = 1.