Greatest Common Factor of 15, 49, 255

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

• Greatest Common Factor of 15, 49, 255 by common division method
• Greatest Common Factor of 15, 49, 255 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 15

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

1,3,5,15

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 255

List of positive integer factors of 255 that divides 255 without a remainder.

1,3,5,15,17,51,85,255

Greatest Common Factor

We found the factors 15,49,255 . The biggest common factor number is the GCF number.
So the greatest common factor 15,49,255 is 1.

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

• GCF of 52, 92, 146
• GCF of 99, 29, 881
• GCF of 79, 29, 432
• GCF of 67, 53, 613
• GCF of 42, 48, 565

1. What is the GCF of 15, 49, 255?

Answer: GCF of 15, 49, 255 is 1.

2. How to Find the GCF of 15, 49, 255

Answer: Greatest Common Factor(GCF) of 15, 49, 255 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 49, 255) = 1.