Greatest Common Factor of 16, 31, 51, 509

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

• Greatest Common Factor of 16, 31, 51, 509 by common division method
• Greatest Common Factor of 16, 31, 51, 509 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 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 509

List of positive integer factors of 509 that divides 509 without a remainder.

1,509

Greatest Common Factor

We found the factors 16,31,51,509 . The biggest common factor number is the GCF number.
So the greatest common factor 16,31,51,509 is 1.

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

• GCF of 52, 23, 37, 249
• GCF of 74, 75, 87, 791
• GCF of 63, 39, 10, 277
• GCF of 15, 21, 45, 397
• GCF of 18, 20, 38, 648

1. What is the GCF of 16, 31, 51, 509?

Answer: GCF of 16, 31, 51, 509 is 1.

2. How to Find the GCF of 16, 31, 51, 509

Answer: Greatest Common Factor(GCF) of 16, 31, 51, 509 = 1

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

Step 2: Then multiply all the prime factors GCF(16, 31, 51, 509) = 1.