Greatest Common Factor of 21, 61, 53, 496

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

• Greatest Common Factor of 21, 61, 53, 496 by common division method
• Greatest Common Factor of 21, 61, 53, 496 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 53

List of positive integer factors of 53 that divides 53 without a remainder.

1,53

Factors of 496

List of positive integer factors of 496 that divides 496 without a remainder.

1,2,4,8,16,31,62,124,248,496

Greatest Common Factor

We found the factors 21,61,53,496 . The biggest common factor number is the GCF number.
So the greatest common factor 21,61,53,496 is 1.

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

• GCF of 55, 52, 62, 292
• GCF of 72, 34, 98, 318
• GCF of 58, 63, 50, 583
• GCF of 68, 77, 14, 517
• GCF of 17, 62, 58, 551

1. What is the GCF of 21, 61, 53, 496?

Answer: GCF of 21, 61, 53, 496 is 1.

2. How to Find the GCF of 21, 61, 53, 496

Answer: Greatest Common Factor(GCF) of 21, 61, 53, 496 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 61, 53, 496) = 1.