Greatest Common Factor of 45, 60, 615

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

• Greatest Common Factor of 45, 60, 615 by common division method
• Greatest Common Factor of 45, 60, 615 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 x 5 = 15

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

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

Factors of 615

List of positive integer factors of 615 that divides 615 without a remainder.

1,3,5,15,41,123,205,615

Greatest Common Factor

We found the factors 45,60,615 . The biggest common factor number is the GCF number.
So the greatest common factor 45,60,615 is 15.

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

• GCF of 20, 70, 893
• GCF of 56, 84, 817
• GCF of 42, 61, 844
• GCF of 38, 20, 995
• GCF of 56, 20, 227

1. What is the GCF of 45, 60, 615?

Answer: GCF of 45, 60, 615 is 15.

2. How to Find the GCF of 45, 60, 615

Answer: Greatest Common Factor(GCF) of 45, 60, 615 = 15

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

Step 2: Then multiply all the prime factors GCF(45, 60, 615) = 15.