Greatest Common Factor of 840, 915, 648

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

• Greatest Common Factor of 840, 915, 648 by common division method
• Greatest Common Factor of 840, 915, 648 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

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

Factors of 840

List of positive integer factors of 840 that divides 840 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840

Factors of 915

List of positive integer factors of 915 that divides 915 without a remainder.

1,3,5,15,61,183,305,915

Factors of 648

List of positive integer factors of 648 that divides 648 without a remainder.

1,2,3,4,6,8,9,12,18,24,27,36,54,72,81,108,162,216,324,648

Greatest Common Factor

We found the factors 840,915,648 . The biggest common factor number is the GCF number.
So the greatest common factor 840,915,648 is 3.

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

• GCF of 687, 708, 228
• GCF of 732, 858, 180
• GCF of 784, 814, 822
• GCF of 562, 196, 145
• GCF of 596, 505, 443

1. What is the GCF of 840, 915, 648?

Answer: GCF of 840, 915, 648 is 3.

2. How to Find the GCF of 840, 915, 648

Answer: Greatest Common Factor(GCF) of 840, 915, 648 = 3

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

Step 2: Then multiply all the prime factors GCF(840, 915, 648) = 3.