Greatest Common Factor of 87, 76, 63, 820

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

• Greatest Common Factor of 87, 76, 63, 820 by common division method
• Greatest Common Factor of 87, 76, 63, 820 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 76

List of positive integer factors of 76 that divides 76 without a remainder.

1,2,4,19,38,76

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 820

List of positive integer factors of 820 that divides 820 without a remainder.

1,2,4,5,10,20,41,82,164,205,410,820

Greatest Common Factor

We found the factors 87,76,63,820 . The biggest common factor number is the GCF number.
So the greatest common factor 87,76,63,820 is 1.

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

• GCF of 28, 23, 73, 473
• GCF of 90, 91, 94, 651
• GCF of 28, 27, 58, 261
• GCF of 78, 21, 86, 437
• GCF of 48, 96, 54, 979

1. What is the GCF of 87, 76, 63, 820?

Answer: GCF of 87, 76, 63, 820 is 1.

2. How to Find the GCF of 87, 76, 63, 820

Answer: Greatest Common Factor(GCF) of 87, 76, 63, 820 = 1

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

Step 2: Then multiply all the prime factors GCF(87, 76, 63, 820) = 1.