Greatest Common Factor of 68, 32, 21, 507

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

• Greatest Common Factor of 68, 32, 21, 507 by common division method
• Greatest Common Factor of 68, 32, 21, 507 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 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 32

List of positive integer factors of 32 that divides 32 without a remainder.

1,2,4,8,16,32

Factors of 21

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

1,3,7,21

Factors of 507

List of positive integer factors of 507 that divides 507 without a remainder.

1,3,13,39,169,507

Greatest Common Factor

We found the factors 68,32,21,507 . The biggest common factor number is the GCF number.
So the greatest common factor 68,32,21,507 is 1.

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

• GCF of 86, 92, 21, 426
• GCF of 10, 64, 35, 439
• GCF of 82, 26, 54, 408
• GCF of 50, 12, 42, 968
• GCF of 75, 91, 78, 388

1. What is the GCF of 68, 32, 21, 507?

Answer: GCF of 68, 32, 21, 507 is 1.

2. How to Find the GCF of 68, 32, 21, 507

Answer: Greatest Common Factor(GCF) of 68, 32, 21, 507 = 1

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

Step 2: Then multiply all the prime factors GCF(68, 32, 21, 507) = 1.