Greatest Common Factor of 49, 27, 21, 518

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

• Greatest Common Factor of 49, 27, 21, 518 by common division method
• Greatest Common Factor of 49, 27, 21, 518 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 27

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

1,3,9,27

Factors of 21

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

1,3,7,21

Factors of 518

List of positive integer factors of 518 that divides 518 without a remainder.

1,2,7,14,37,74,259,518

Greatest Common Factor

We found the factors 49,27,21,518 . The biggest common factor number is the GCF number.
So the greatest common factor 49,27,21,518 is 1.

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

• GCF of 40, 57, 96, 409
• GCF of 38, 28, 78, 753
• GCF of 62, 71, 95, 508
• GCF of 35, 56, 69, 884
• GCF of 53, 99, 14, 263

1. What is the GCF of 49, 27, 21, 518?

Answer: GCF of 49, 27, 21, 518 is 1.

2. How to Find the GCF of 49, 27, 21, 518

Answer: Greatest Common Factor(GCF) of 49, 27, 21, 518 = 1

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

Step 2: Then multiply all the prime factors GCF(49, 27, 21, 518) = 1.