Greatest Common Factor of 503, 816, 42

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

• Greatest Common Factor of 503, 816, 42 by common division method
• Greatest Common Factor of 503, 816, 42 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 503

List of positive integer factors of 503 that divides 503 without a remainder.

1,503

Factors of 816

List of positive integer factors of 816 that divides 816 without a remainder.

1,2,3,4,6,8,12,16,17,24,34,48,51,68,102,136,204,272,408,816

Factors of 42

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

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

Greatest Common Factor

We found the factors 503,816,42 . The biggest common factor number is the GCF number.
So the greatest common factor 503,816,42 is 1.

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

• GCF of 566, 136, 51
• GCF of 659, 589, 98
• GCF of 977, 769, 70
• GCF of 850, 251, 47
• GCF of 631, 128, 40

1. What is the GCF of 503, 816, 42?

Answer: GCF of 503, 816, 42 is 1.

2. How to Find the GCF of 503, 816, 42

Answer: Greatest Common Factor(GCF) of 503, 816, 42 = 1

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

Step 2: Then multiply all the prime factors GCF(503, 816, 42) = 1.