Greatest Common Factor of 15, 57, 450

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

• Greatest Common Factor of 15, 57, 450 by common division method
• Greatest Common Factor of 15, 57, 450 with matching the biggest common factor

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

Factors of 15

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

1,3,5,15

Factors of 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 450

List of positive integer factors of 450 that divides 450 without a remainder.

1,2,3,5,6,9,10,15,18,25,30,45,50,75,90,150,225,450

Greatest Common Factor

We found the factors 15,57,450 . The biggest common factor number is the GCF number.
So the greatest common factor 15,57,450 is 3.

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

• GCF of 53, 58, 277
• GCF of 27, 99, 360
• GCF of 19, 53, 129
• GCF of 29, 50, 538
• GCF of 90, 83, 748

1. What is the GCF of 15, 57, 450?

Answer: GCF of 15, 57, 450 is 3.

2. How to Find the GCF of 15, 57, 450

Answer: Greatest Common Factor(GCF) of 15, 57, 450 = 3

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

Step 2: Then multiply all the prime factors GCF(15, 57, 450) = 3.