Greatest Common Factor of 495, 196, 21

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

• Greatest Common Factor of 495, 196, 21 by common division method
• Greatest Common Factor of 495, 196, 21 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 495

List of positive integer factors of 495 that divides 495 without a remainder.

1,3,5,9,11,15,33,45,55,99,165,495

Factors of 196

List of positive integer factors of 196 that divides 196 without a remainder.

1,2,4,7,14,28,49,98,196

Factors of 21

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

1,3,7,21

Greatest Common Factor

We found the factors 495,196,21 . The biggest common factor number is the GCF number.
So the greatest common factor 495,196,21 is 1.

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

• GCF of 938, 885, 76
• GCF of 395, 829, 91
• GCF of 229, 265, 73
• GCF of 652, 608, 94
• GCF of 723, 803, 96

1. What is the GCF of 495, 196, 21?

Answer: GCF of 495, 196, 21 is 1.

2. How to Find the GCF of 495, 196, 21

Answer: Greatest Common Factor(GCF) of 495, 196, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(495, 196, 21) = 1.