Greatest Common Factor of 49, 21, 33, 813

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

• Greatest Common Factor of 49, 21, 33, 813 by common division method
• Greatest Common Factor of 49, 21, 33, 813 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 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 21

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

1,3,7,21

Factors of 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

Factors of 813

List of positive integer factors of 813 that divides 813 without a remainder.

1,3,271,813

Greatest Common Factor

We found the factors 49,21,33,813 . The biggest common factor number is the GCF number.
So the greatest common factor 49,21,33,813 is 1.

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

• GCF of 76, 78, 56, 791
• GCF of 90, 88, 79, 506
• GCF of 58, 15, 91, 406
• GCF of 17, 80, 62, 881
• GCF of 84, 87, 38, 873

1. What is the GCF of 49, 21, 33, 813?

Answer: GCF of 49, 21, 33, 813 is 1.

2. How to Find the GCF of 49, 21, 33, 813

Answer: Greatest Common Factor(GCF) of 49, 21, 33, 813 = 1

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

Step 2: Then multiply all the prime factors GCF(49, 21, 33, 813) = 1.