Greatest Common Factor of 47, 55, 15, 720

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

• Greatest Common Factor of 47, 55, 15, 720 by common division method
• Greatest Common Factor of 47, 55, 15, 720 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 47

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

1,47

Factors of 55

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

1,5,11,55

Factors of 15

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

1,3,5,15

Factors of 720

List of positive integer factors of 720 that divides 720 without a remainder.

1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,30,36,40,45,48,60,72,80,90,120,144,180,240,360,720

Greatest Common Factor

We found the factors 47,55,15,720 . The biggest common factor number is the GCF number.
So the greatest common factor 47,55,15,720 is 1.

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

• GCF of 62, 90, 49, 694
• GCF of 72, 32, 39, 445
• GCF of 20, 51, 29, 951
• GCF of 94, 16, 23, 745
• GCF of 45, 53, 38, 735

1. What is the GCF of 47, 55, 15, 720?

Answer: GCF of 47, 55, 15, 720 is 1.

2. How to Find the GCF of 47, 55, 15, 720

Answer: Greatest Common Factor(GCF) of 47, 55, 15, 720 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 55, 15, 720) = 1.