Greatest Common Factor of 13, 62, 65, 90

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

• Greatest Common Factor of 13, 62, 65, 90 by common division method
• Greatest Common Factor of 13, 62, 65, 90 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 62

List of positive integer factors of 62 that divides 62 without a remainder.

1,2,31,62

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

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

Greatest Common Factor

We found the factors 13,62,65,90 . The biggest common factor number is the GCF number.
So the greatest common factor 13,62,65,90 is 1.

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

• GCF of 19, 47, 86, 35
• GCF of 28, 94, 74, 59
• GCF of 55, 74, 63, 82
• GCF of 12, 95, 70, 31
• GCF of 86, 42, 77, 78

1. What is the GCF of 13, 62, 65, 90?

Answer: GCF of 13, 62, 65, 90 is 1.

2. How to Find the GCF of 13, 62, 65, 90

Answer: Greatest Common Factor(GCF) of 13, 62, 65, 90 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 62, 65, 90) = 1.