Greatest Common Factor of 65, 48, 21, 50

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

• Greatest Common Factor of 65, 48, 21, 50 by common division method
• Greatest Common Factor of 65, 48, 21, 50 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 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 48

List of positive integer factors of 48 that divides 48 without a remainder.

1,2,3,4,6,8,12,16,24,48

Factors of 21

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

1,3,7,21

Factors of 50

List of positive integer factors of 50 that divides 50 without a remainder.

1,2,5,10,25,50

Greatest Common Factor

We found the factors 65,48,21,50 . The biggest common factor number is the GCF number.
So the greatest common factor 65,48,21,50 is 1.

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

• GCF of 53, 61, 25, 60
• GCF of 12, 43, 39, 68
• GCF of 76, 53, 75, 50
• GCF of 67, 32, 21, 18
• GCF of 80, 47, 17, 56

1. What is the GCF of 65, 48, 21, 50?

Answer: GCF of 65, 48, 21, 50 is 1.

2. How to Find the GCF of 65, 48, 21, 50

Answer: Greatest Common Factor(GCF) of 65, 48, 21, 50 = 1

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

Step 2: Then multiply all the prime factors GCF(65, 48, 21, 50) = 1.