Greatest Common Factor of 49, 15, 24, 820

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

• Greatest Common Factor of 49, 15, 24, 820 by common division method
• Greatest Common Factor of 49, 15, 24, 820 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 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 24

List of positive integer factors of 24 that divides 24 without a remainder.

1,2,3,4,6,8,12,24

Factors of 820

List of positive integer factors of 820 that divides 820 without a remainder.

1,2,4,5,10,20,41,82,164,205,410,820

Greatest Common Factor

We found the factors 49,15,24,820 . The biggest common factor number is the GCF number.
So the greatest common factor 49,15,24,820 is 1.

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

• GCF of 79, 69, 54, 349
• GCF of 97, 28, 50, 940
• GCF of 64, 90, 94, 542
• GCF of 82, 53, 43, 978
• GCF of 80, 23, 65, 374

1. What is the GCF of 49, 15, 24, 820?

Answer: GCF of 49, 15, 24, 820 is 1.

2. How to Find the GCF of 49, 15, 24, 820

Answer: Greatest Common Factor(GCF) of 49, 15, 24, 820 = 1

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

Step 2: Then multiply all the prime factors GCF(49, 15, 24, 820) = 1.