Greatest Common Factor of 40, 15, 60

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

• Greatest Common Factor of 40, 15, 60 by common division method
• Greatest Common Factor of 40, 15, 60 with matching the biggest common factor

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∴ So the GCF of the given numbers is 5 = 5

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 15

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

1,3,5,15

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Greatest Common Factor

We found the factors 40,15,60 . The biggest common factor number is the GCF number.
So the greatest common factor 40,15,60 is 5.

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

• GCF of 58, 84, 58
• GCF of 98, 93, 25
• GCF of 21, 33, 99
• GCF of 18, 87, 49
• GCF of 45, 53, 76

1. What is the GCF of 40, 15, 60?

Answer: GCF of 40, 15, 60 is 5.

2. How to Find the GCF of 40, 15, 60

Answer: Greatest Common Factor(GCF) of 40, 15, 60 = 5

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

Step 2: Then multiply all the prime factors GCF(40, 15, 60) = 5.