Greatest Common Factor of 840, 975, 138

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

• Greatest Common Factor of 840, 975, 138 by common division method
• Greatest Common Factor of 840, 975, 138 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 975

List of positive integer factors of 975 that divides 975 without a remainder.

1,3,5,13,15,25,39,65,75,195,325,975

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Greatest Common Factor

We found the factors 840,975,138 . The biggest common factor number is the GCF number.
So the greatest common factor 840,975,138 is 3.

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

• GCF of 938, 542, 985
• GCF of 725, 758, 549
• GCF of 295, 230, 952
• GCF of 409, 681, 421
• GCF of 289, 114, 610

1. What is the GCF of 840, 975, 138?

Answer: GCF of 840, 975, 138 is 3.

2. How to Find the GCF of 840, 975, 138

Answer: Greatest Common Factor(GCF) of 840, 975, 138 = 3

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

Step 2: Then multiply all the prime factors GCF(840, 975, 138) = 3.