Greatest Common Factor of 13, 40, 65, 91, 959

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

• Greatest Common Factor of 13, 40, 65, 91, 959 by common division method
• Greatest Common Factor of 13, 40, 65, 91, 959 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 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 65

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

1,5,13,65

Factors of 91

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

1,7,13,91

Factors of 959

List of positive integer factors of 959 that divides 959 without a remainder.

1,7,137,959

Greatest Common Factor

We found the factors 13,40,65,91,959 . The biggest common factor number is the GCF number.
So the greatest common factor 13,40,65,91,959 is 1.

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

• GCF of 74, 59, 39, 13, 235
• GCF of 79, 23, 87, 62, 441
• GCF of 23, 98, 53, 74, 797
• GCF of 17, 72, 63, 14, 301
• GCF of 11, 51, 18, 49, 457

1. What is the GCF of 13, 40, 65, 91, 959?

Answer: GCF of 13, 40, 65, 91, 959 is 1.

2. How to Find the GCF of 13, 40, 65, 91, 959

Answer: Greatest Common Factor(GCF) of 13, 40, 65, 91, 959 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 40, 65, 91, 959) = 1.