Greatest Common Factor of 38, 11, 81, 25

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

• Greatest Common Factor of 38, 11, 81, 25 by common division method
• Greatest Common Factor of 38, 11, 81, 25 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 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

Factors of 81

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

1,3,9,27,81

Factors of 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Greatest Common Factor

We found the factors 38,11,81,25 . The biggest common factor number is the GCF number.
So the greatest common factor 38,11,81,25 is 1.

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

• GCF of 32, 14, 67, 20
• GCF of 12, 93, 49, 78
• GCF of 46, 39, 83, 63
• GCF of 55, 34, 40, 27
• GCF of 76, 37, 61, 22

1. What is the GCF of 38, 11, 81, 25?

Answer: GCF of 38, 11, 81, 25 is 1.

2. How to Find the GCF of 38, 11, 81, 25

Answer: Greatest Common Factor(GCF) of 38, 11, 81, 25 = 1

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

Step 2: Then multiply all the prime factors GCF(38, 11, 81, 25) = 1.