Greatest Common Factor of 243, 390, 618, 920, 678

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

• Greatest Common Factor of 243, 390, 618, 920, 678 by common division method
• Greatest Common Factor of 243, 390, 618, 920, 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 243

List of positive integer factors of 243 that divides 243 without a remainder.

1,3,9,27,81,243

Factors of 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Factors of 618

List of positive integer factors of 618 that divides 618 without a remainder.

1,2,3,6,103,206,309,618

Factors of 920

List of positive integer factors of 920 that divides 920 without a remainder.

1,2,4,5,8,10,20,23,40,46,92,115,184,230,460,920

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 243,390,618,920,678 . The biggest common factor number is the GCF number.
So the greatest common factor 243,390,618,920,678 is 1.

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

• GCF of 598, 481, 199, 124, 700
• GCF of 285, 658, 598, 358, 272
• GCF of 831, 145, 148, 719, 872
• GCF of 347, 395, 679, 188, 935
• GCF of 757, 902, 367, 743, 481

1. What is the GCF of 243, 390, 618, 920, 678?

Answer: GCF of 243, 390, 618, 920, 678 is 1.

2. How to Find the GCF of 243, 390, 618, 920, 678

Answer: Greatest Common Factor(GCF) of 243, 390, 618, 920, 678 = 1

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

Step 2: Then multiply all the prime factors GCF(243, 390, 618, 920, 678) = 1.