Greatest Common Factor of 21, 73, 65, 993

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

• Greatest Common Factor of 21, 73, 65, 993 by common division method
• Greatest Common Factor of 21, 73, 65, 993 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ 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 73

List of positive integer factors of 73 that divides 73 without a remainder.

1,73

Factors of 65

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

1,5,13,65

Factors of 993

List of positive integer factors of 993 that divides 993 without a remainder.

1,3,331,993

Greatest Common Factor

We found the factors 21,73,65,993 . The biggest common factor number is the GCF number.
So the greatest common factor 21,73,65,993 is 1.

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

• GCF of 48, 60, 81, 815
• GCF of 46, 71, 42, 344
• GCF of 30, 14, 73, 569
• GCF of 29, 39, 72, 947
• GCF of 69, 84, 63, 729

1. What is the GCF of 21, 73, 65, 993?

Answer: GCF of 21, 73, 65, 993 is 1.

2. How to Find the GCF of 21, 73, 65, 993

Answer: Greatest Common Factor(GCF) of 21, 73, 65, 993 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 73, 65, 993) = 1.