Greatest Common Factor of 45, 60, 438

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

• Greatest Common Factor of 45, 60, 438 by common division method
• Greatest Common Factor of 45, 60, 438 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

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 438

List of positive integer factors of 438 that divides 438 without a remainder.

1,2,3,6,73,146,219,438

Greatest Common Factor

We found the factors 45,60,438 . The biggest common factor number is the GCF number.
So the greatest common factor 45,60,438 is 3.

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

• GCF of 83, 95, 192
• GCF of 70, 28, 803
• GCF of 71, 84, 952
• GCF of 48, 29, 947
• GCF of 38, 66, 216

1. What is the GCF of 45, 60, 438?

Answer: GCF of 45, 60, 438 is 3.

2. How to Find the GCF of 45, 60, 438

Answer: Greatest Common Factor(GCF) of 45, 60, 438 = 3

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

Step 2: Then multiply all the prime factors GCF(45, 60, 438) = 3.