Greatest Common Factor of 555, 420, 442

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

• Greatest Common Factor of 555, 420, 442 by common division method
• Greatest Common Factor of 555, 420, 442 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 555

List of positive integer factors of 555 that divides 555 without a remainder.

1,3,5,15,37,111,185,555

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 442

List of positive integer factors of 442 that divides 442 without a remainder.

1,2,13,17,26,34,221,442

Greatest Common Factor

We found the factors 555,420,442 . The biggest common factor number is the GCF number.
So the greatest common factor 555,420,442 is 1.

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

• GCF of 669, 966, 768
• GCF of 749, 374, 960
• GCF of 288, 839, 177
• GCF of 418, 740, 697
• GCF of 243, 552, 642

1. What is the GCF of 555, 420, 442?

Answer: GCF of 555, 420, 442 is 1.

2. How to Find the GCF of 555, 420, 442

Answer: Greatest Common Factor(GCF) of 555, 420, 442 = 1

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

Step 2: Then multiply all the prime factors GCF(555, 420, 442) = 1.