Greatest Common Factor of 30, 975, 840

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

• Greatest Common Factor of 30, 975, 840 by common division method
• Greatest Common Factor of 30, 975, 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 3 x 5 = 15

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

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 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 30,975,840 . The biggest common factor number is the GCF number.
So the greatest common factor 30,975,840 is 15.

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

• GCF of 68, 376, 562
• GCF of 10, 325, 501
• GCF of 90, 189, 541
• GCF of 43, 797, 294
• GCF of 17, 637, 390

1. What is the GCF of 30, 975, 840?

Answer: GCF of 30, 975, 840 is 15.

2. How to Find the GCF of 30, 975, 840

Answer: Greatest Common Factor(GCF) of 30, 975, 840 = 15

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

Step 2: Then multiply all the prime factors GCF(30, 975, 840) = 15.