Greatest Common Factor of 420, 147, 547

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

• Greatest Common Factor of 420, 147, 547 by common division method
• Greatest Common Factor of 420, 147, 547 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 147

List of positive integer factors of 147 that divides 147 without a remainder.

1,3,7,21,49,147

Factors of 547

List of positive integer factors of 547 that divides 547 without a remainder.

1,547

Greatest Common Factor

We found the factors 420,147,547 . The biggest common factor number is the GCF number.
So the greatest common factor 420,147,547 is 1.

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

• GCF of 806, 879, 322
• GCF of 269, 249, 368
• GCF of 623, 823, 439
• GCF of 659, 988, 963
• GCF of 767, 218, 798

1. What is the GCF of 420, 147, 547?

Answer: GCF of 420, 147, 547 is 1.

2. How to Find the GCF of 420, 147, 547

Answer: Greatest Common Factor(GCF) of 420, 147, 547 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 147, 547) = 1.