Greatest Common Factor of 81, 87, 23, 425

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

• Greatest Common Factor of 81, 87, 23, 425 by common division method
• Greatest Common Factor of 81, 87, 23, 425 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 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Factors of 425

List of positive integer factors of 425 that divides 425 without a remainder.

1,5,17,25,85,425

Greatest Common Factor

We found the factors 81,87,23,425 . The biggest common factor number is the GCF number.
So the greatest common factor 81,87,23,425 is 1.

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

• GCF of 40, 96, 47, 588
• GCF of 80, 27, 34, 143
• GCF of 83, 47, 27, 541
• GCF of 98, 76, 68, 447
• GCF of 91, 86, 45, 569

1. What is the GCF of 81, 87, 23, 425?

Answer: GCF of 81, 87, 23, 425 is 1.

2. How to Find the GCF of 81, 87, 23, 425

Answer: Greatest Common Factor(GCF) of 81, 87, 23, 425 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 87, 23, 425) = 1.