Greatest Common Factor of 420, 55, 849

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

• Greatest Common Factor of 420, 55, 849 by common division method
• Greatest Common Factor of 420, 55, 849 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 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 849

List of positive integer factors of 849 that divides 849 without a remainder.

1,3,283,849

Greatest Common Factor

We found the factors 420,55,849 . The biggest common factor number is the GCF number.
So the greatest common factor 420,55,849 is 1.

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

• GCF of 474, 55, 468
• GCF of 890, 46, 206
• GCF of 925, 52, 327
• GCF of 903, 22, 622
• GCF of 757, 24, 781

1. What is the GCF of 420, 55, 849?

Answer: GCF of 420, 55, 849 is 1.

2. How to Find the GCF of 420, 55, 849

Answer: Greatest Common Factor(GCF) of 420, 55, 849 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 55, 849) = 1.