Greatest Common Factor of 420, 353, 120

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

• Greatest Common Factor of 420, 353, 120 by common division method
• Greatest Common Factor of 420, 353, 120 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 353

List of positive integer factors of 353 that divides 353 without a remainder.

1,353

Factors of 120

List of positive integer factors of 120 that divides 120 without a remainder.

1,2,3,4,5,6,8,10,12,15,20,24,30,40,60,120

Greatest Common Factor

We found the factors 420,353,120 . The biggest common factor number is the GCF number.
So the greatest common factor 420,353,120 is 1.

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

• GCF of 863, 853, 733
• GCF of 854, 785, 843
• GCF of 663, 263, 965
• GCF of 257, 698, 391
• GCF of 338, 581, 988

1. What is the GCF of 420, 353, 120?

Answer: GCF of 420, 353, 120 is 1.

2. How to Find the GCF of 420, 353, 120

Answer: Greatest Common Factor(GCF) of 420, 353, 120 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 353, 120) = 1.