Greatest Common Factor of 90, 91, 18, 589

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

• Greatest Common Factor of 90, 91, 18, 589 by common division method
• Greatest Common Factor of 90, 91, 18, 589 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 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

Factors of 18

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

1,2,3,6,9,18

Factors of 589

List of positive integer factors of 589 that divides 589 without a remainder.

1,19,31,589

Greatest Common Factor

We found the factors 90,91,18,589 . The biggest common factor number is the GCF number.
So the greatest common factor 90,91,18,589 is 1.

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

• GCF of 18, 87, 37, 110
• GCF of 58, 87, 45, 535
• GCF of 13, 38, 29, 822
• GCF of 66, 58, 47, 526
• GCF of 17, 81, 55, 471

1. What is the GCF of 90, 91, 18, 589?

Answer: GCF of 90, 91, 18, 589 is 1.

2. How to Find the GCF of 90, 91, 18, 589

Answer: Greatest Common Factor(GCF) of 90, 91, 18, 589 = 1

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

Step 2: Then multiply all the prime factors GCF(90, 91, 18, 589) = 1.