Greatest Common Factor of 870, 450, 840

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

• Greatest Common Factor of 870, 450, 840 by common division method
• Greatest Common Factor of 870, 450, 840 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 x 3 x 5 = 30

Factors of 870

List of positive integer factors of 870 that divides 870 without a remainder.

1,2,3,5,6,10,15,29,30,58,87,145,174,290,435,870

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

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

Greatest Common Factor

We found the factors 870,450,840 . The biggest common factor number is the GCF number.
So the greatest common factor 870,450,840 is 30.

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

• GCF of 938, 299, 585
• GCF of 552, 473, 513
• GCF of 497, 460, 642
• GCF of 852, 951, 140
• GCF of 680, 709, 202

1. What is the GCF of 870, 450, 840?

Answer: GCF of 870, 450, 840 is 30.

2. How to Find the GCF of 870, 450, 840

Answer: Greatest Common Factor(GCF) of 870, 450, 840 = 30

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

Step 2: Then multiply all the prime factors GCF(870, 450, 840) = 30.