Greatest Common Factor of 21, 35, 87, 710

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

• Greatest Common Factor of 21, 35, 87, 710 by common division method
• Greatest Common Factor of 21, 35, 87, 710 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 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 35

List of positive integer factors of 35 that divides 35 without a remainder.

1,5,7,35

Factors of 87

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

1,3,29,87

Factors of 710

List of positive integer factors of 710 that divides 710 without a remainder.

1,2,5,10,71,142,355,710

Greatest Common Factor

We found the factors 21,35,87,710 . The biggest common factor number is the GCF number.
So the greatest common factor 21,35,87,710 is 1.

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

• GCF of 40, 12, 94, 545
• GCF of 87, 86, 91, 994
• GCF of 97, 51, 10, 828
• GCF of 27, 63, 84, 281
• GCF of 32, 44, 40, 711

1. What is the GCF of 21, 35, 87, 710?

Answer: GCF of 21, 35, 87, 710 is 1.

2. How to Find the GCF of 21, 35, 87, 710

Answer: Greatest Common Factor(GCF) of 21, 35, 87, 710 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 35, 87, 710) = 1.