Greatest Common Factor of 420, 917, 542

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

• Greatest Common Factor of 420, 917, 542 by common division method
• Greatest Common Factor of 420, 917, 542 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 917

List of positive integer factors of 917 that divides 917 without a remainder.

1,7,131,917

Factors of 542

List of positive integer factors of 542 that divides 542 without a remainder.

1,2,271,542

Greatest Common Factor

We found the factors 420,917,542 . The biggest common factor number is the GCF number.
So the greatest common factor 420,917,542 is 1.

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

• GCF of 372, 159, 280
• GCF of 953, 160, 768
• GCF of 682, 888, 561
• GCF of 598, 275, 887
• GCF of 911, 456, 396

1. What is the GCF of 420, 917, 542?

Answer: GCF of 420, 917, 542 is 1.

2. How to Find the GCF of 420, 917, 542

Answer: Greatest Common Factor(GCF) of 420, 917, 542 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 917, 542) = 1.