Greatest Common Factor of 20, 47, 37, 649

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

• Greatest Common Factor of 20, 47, 37, 649 by common division method
• Greatest Common Factor of 20, 47, 37, 649 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ 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 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 37

List of positive integer factors of 37 that divides 37 without a remainder.

1,37

Factors of 649

List of positive integer factors of 649 that divides 649 without a remainder.

1,11,59,649

Greatest Common Factor

We found the factors 20,47,37,649 . The biggest common factor number is the GCF number.
So the greatest common factor 20,47,37,649 is 1.

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

• GCF of 71, 33, 15, 240
• GCF of 76, 59, 57, 355
• GCF of 25, 60, 49, 363
• GCF of 26, 71, 16, 570
• GCF of 90, 82, 12, 859

1. What is the GCF of 20, 47, 37, 649?

Answer: GCF of 20, 47, 37, 649 is 1.

2. How to Find the GCF of 20, 47, 37, 649

Answer: Greatest Common Factor(GCF) of 20, 47, 37, 649 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 47, 37, 649) = 1.