Greatest Common Factor of 40, 36, 65, 81, 507

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

• Greatest Common Factor of 40, 36, 65, 81, 507 by common division method
• Greatest Common Factor of 40, 36, 65, 81, 507 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 40

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

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

Factors of 36

List of positive integer factors of 36 that divides 36 without a remainder.

1,2,3,4,6,9,12,18,36

Factors of 65

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

1,5,13,65

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 507

List of positive integer factors of 507 that divides 507 without a remainder.

1,3,13,39,169,507

Greatest Common Factor

We found the factors 40,36,65,81,507 . The biggest common factor number is the GCF number.
So the greatest common factor 40,36,65,81,507 is 1.

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

• GCF of 39, 40, 68, 21, 312
• GCF of 51, 35, 77, 90, 965
• GCF of 54, 27, 23, 85, 611
• GCF of 56, 15, 68, 86, 129
• GCF of 25, 10, 96, 83, 669

1. What is the GCF of 40, 36, 65, 81, 507?

Answer: GCF of 40, 36, 65, 81, 507 is 1.

2. How to Find the GCF of 40, 36, 65, 81, 507

Answer: Greatest Common Factor(GCF) of 40, 36, 65, 81, 507 = 1

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

Step 2: Then multiply all the prime factors GCF(40, 36, 65, 81, 507) = 1.