Greatest Common Factor of 52, 10, 21, 90

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

• Greatest Common Factor of 52, 10, 21, 90 by common division method
• Greatest Common Factor of 52, 10, 21, 90 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 52

List of positive integer factors of 52 that divides 52 without a remainder.

1,2,4,13,26,52

Factors of 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Factors of 21

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

1,3,7,21

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Greatest Common Factor

We found the factors 52,10,21,90 . The biggest common factor number is the GCF number.
So the greatest common factor 52,10,21,90 is 1.

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

• GCF of 30, 94, 37, 84
• GCF of 94, 69, 48, 55
• GCF of 53, 83, 64, 33
• GCF of 51, 55, 65, 48
• GCF of 67, 20, 74, 32

1. What is the GCF of 52, 10, 21, 90?

Answer: GCF of 52, 10, 21, 90 is 1.

2. How to Find the GCF of 52, 10, 21, 90

Answer: Greatest Common Factor(GCF) of 52, 10, 21, 90 = 1

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

Step 2: Then multiply all the prime factors GCF(52, 10, 21, 90) = 1.