Greatest Common Factor of 21, 27, 704, 636

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

• Greatest Common Factor of 21, 27, 704, 636 by common division method
• Greatest Common Factor of 21, 27, 704, 636 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 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Factors of 704

List of positive integer factors of 704 that divides 704 without a remainder.

1,2,4,8,11,16,22,32,44,64,88,176,352,704

Factors of 636

List of positive integer factors of 636 that divides 636 without a remainder.

1,2,3,4,6,12,53,106,159,212,318,636

Greatest Common Factor

We found the factors 21,27,704,636 . The biggest common factor number is the GCF number.
So the greatest common factor 21,27,704,636 is 1.

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

• GCF of 57, 33, 654, 254
• GCF of 68, 49, 700, 864
• GCF of 16, 69, 472, 545
• GCF of 26, 75, 197, 145
• GCF of 63, 24, 786, 263

1. What is the GCF of 21, 27, 704, 636?

Answer: GCF of 21, 27, 704, 636 is 1.

2. How to Find the GCF of 21, 27, 704, 636

Answer: Greatest Common Factor(GCF) of 21, 27, 704, 636 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 27, 704, 636) = 1.