Greatest Common Factor of 989, 170, 816, 72

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

• Greatest Common Factor of 989, 170, 816, 72 by common division method
• Greatest Common Factor of 989, 170, 816, 72 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 989

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

1,23,43,989

Factors of 170

List of positive integer factors of 170 that divides 170 without a remainder.

1,2,5,10,17,34,85,170

Factors of 816

List of positive integer factors of 816 that divides 816 without a remainder.

1,2,3,4,6,8,12,16,17,24,34,48,51,68,102,136,204,272,408,816

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Greatest Common Factor

We found the factors 989,170,816,72 . The biggest common factor number is the GCF number.
So the greatest common factor 989,170,816,72 is 1.

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

• GCF of 912, 261, 575, 19
• GCF of 686, 879, 419, 56
• GCF of 695, 413, 406, 37
• GCF of 698, 984, 687, 33
• GCF of 111, 702, 328, 10

1. What is the GCF of 989, 170, 816, 72?

Answer: GCF of 989, 170, 816, 72 is 1.

2. How to Find the GCF of 989, 170, 816, 72

Answer: Greatest Common Factor(GCF) of 989, 170, 816, 72 = 1

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

Step 2: Then multiply all the prime factors GCF(989, 170, 816, 72) = 1.