Greatest Common Factor of 87, 97, 25, 40

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

• Greatest Common Factor of 87, 97, 25, 40 by common division method
• Greatest Common Factor of 87, 97, 25, 40 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 87

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

1,3,29,87

Factors of 97

List of positive integer factors of 97 that divides 97 without a remainder.

1,97

Factors of 25

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

1,5,25

Factors of 40

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

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

Greatest Common Factor

We found the factors 87,97,25,40 . The biggest common factor number is the GCF number.
So the greatest common factor 87,97,25,40 is 1.

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

• GCF of 66, 13, 42, 53
• GCF of 84, 88, 66, 79
• GCF of 75, 26, 29, 99
• GCF of 81, 48, 60, 18
• GCF of 47, 81, 58, 38

1. What is the GCF of 87, 97, 25, 40?

Answer: GCF of 87, 97, 25, 40 is 1.

2. How to Find the GCF of 87, 97, 25, 40

Answer: Greatest Common Factor(GCF) of 87, 97, 25, 40 = 1

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

Step 2: Then multiply all the prime factors GCF(87, 97, 25, 40) = 1.