Greatest Common Factor of 42, 83, 15, 510

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

• Greatest Common Factor of 42, 83, 15, 510 by common division method
• Greatest Common Factor of 42, 83, 15, 510 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 83

List of positive integer factors of 83 that divides 83 without a remainder.

1,83

Factors of 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 510

List of positive integer factors of 510 that divides 510 without a remainder.

1,2,3,5,6,10,15,17,30,34,51,85,102,170,255,510

Greatest Common Factor

We found the factors 42,83,15,510 . The biggest common factor number is the GCF number.
So the greatest common factor 42,83,15,510 is 1.

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

• GCF of 29, 18, 43, 209
• GCF of 83, 20, 13, 732
• GCF of 80, 97, 79, 620
• GCF of 68, 59, 96, 422
• GCF of 87, 15, 26, 846

1. What is the GCF of 42, 83, 15, 510?

Answer: GCF of 42, 83, 15, 510 is 1.

2. How to Find the GCF of 42, 83, 15, 510

Answer: Greatest Common Factor(GCF) of 42, 83, 15, 510 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 83, 15, 510) = 1.