Greatest Common Factor of 20, 55, 19, 62, 494

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

• Greatest Common Factor of 20, 55, 19, 62, 494 by common division method
• Greatest Common Factor of 20, 55, 19, 62, 494 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Factors of 62

List of positive integer factors of 62 that divides 62 without a remainder.

1,2,31,62

Factors of 494

List of positive integer factors of 494 that divides 494 without a remainder.

1,2,13,19,26,38,247,494

Greatest Common Factor

We found the factors 20,55,19,62,494 . The biggest common factor number is the GCF number.
So the greatest common factor 20,55,19,62,494 is 1.

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

• GCF of 38, 44, 65, 58, 611
• GCF of 89, 72, 75, 13, 102
• GCF of 66, 83, 52, 66, 795
• GCF of 80, 16, 35, 18, 429
• GCF of 43, 58, 57, 37, 367

1. What is the GCF of 20, 55, 19, 62, 494?

Answer: GCF of 20, 55, 19, 62, 494 is 1.

2. How to Find the GCF of 20, 55, 19, 62, 494

Answer: Greatest Common Factor(GCF) of 20, 55, 19, 62, 494 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 55, 19, 62, 494) = 1.