Greatest Common Factor of 51, 21, 16, 986

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

• Greatest Common Factor of 51, 21, 16, 986 by common division method
• Greatest Common Factor of 51, 21, 16, 986 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 51

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

1,3,17,51

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 16

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

1,2,4,8,16

Factors of 986

List of positive integer factors of 986 that divides 986 without a remainder.

1,2,17,29,34,58,493,986

Greatest Common Factor

We found the factors 51,21,16,986 . The biggest common factor number is the GCF number.
So the greatest common factor 51,21,16,986 is 1.

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

• GCF of 82, 32, 22, 843
• GCF of 30, 25, 51, 292
• GCF of 78, 95, 75, 849
• GCF of 82, 16, 45, 925
• GCF of 51, 12, 83, 585

1. What is the GCF of 51, 21, 16, 986?

Answer: GCF of 51, 21, 16, 986 is 1.

2. How to Find the GCF of 51, 21, 16, 986

Answer: Greatest Common Factor(GCF) of 51, 21, 16, 986 = 1

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

Step 2: Then multiply all the prime factors GCF(51, 21, 16, 986) = 1.