Greatest Common Factor of 81, 17, 157

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

• Greatest Common Factor of 81, 17, 157 by common division method
• Greatest Common Factor of 81, 17, 157 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 81

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

1,3,9,27,81

Factors of 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 157

List of positive integer factors of 157 that divides 157 without a remainder.

1,157

Greatest Common Factor

We found the factors 81,17,157 . The biggest common factor number is the GCF number.
So the greatest common factor 81,17,157 is 1.

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

• GCF of 20, 22, 964
• GCF of 21, 97, 742
• GCF of 75, 25, 675
• GCF of 80, 77, 784
• GCF of 41, 42, 850

1. What is the GCF of 81, 17, 157?

Answer: GCF of 81, 17, 157 is 1.

2. How to Find the GCF of 81, 17, 157

Answer: Greatest Common Factor(GCF) of 81, 17, 157 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 17, 157) = 1.