Greatest Common Factor of 15, 40, 678

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

• Greatest Common Factor of 15, 40, 678 by common division method
• Greatest Common Factor of 15, 40, 678 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ 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 40

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

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

Factors of 678

List of positive integer factors of 678 that divides 678 without a remainder.

1,2,3,6,113,226,339,678

Greatest Common Factor

We found the factors 15,40,678 . The biggest common factor number is the GCF number.
So the greatest common factor 15,40,678 is 1.

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

• GCF of 49, 67, 727
• GCF of 50, 36, 173
• GCF of 45, 26, 222
• GCF of 19, 46, 144
• GCF of 70, 93, 264

1. What is the GCF of 15, 40, 678?

Answer: GCF of 15, 40, 678 is 1.

2. How to Find the GCF of 15, 40, 678

Answer: Greatest Common Factor(GCF) of 15, 40, 678 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 40, 678) = 1.