Greatest Common Factor of 389, 642, 51

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

• Greatest Common Factor of 389, 642, 51 by common division method
• Greatest Common Factor of 389, 642, 51 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 389

List of positive integer factors of 389 that divides 389 without a remainder.

1,389

Factors of 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

Factors of 51

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

1,3,17,51

Greatest Common Factor

We found the factors 389,642,51 . The biggest common factor number is the GCF number.
So the greatest common factor 389,642,51 is 1.

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

• GCF of 934, 947, 84
• GCF of 289, 602, 40
• GCF of 633, 220, 60
• GCF of 181, 309, 71
• GCF of 996, 206, 63

1. What is the GCF of 389, 642, 51?

Answer: GCF of 389, 642, 51 is 1.

2. How to Find the GCF of 389, 642, 51

Answer: Greatest Common Factor(GCF) of 389, 642, 51 = 1

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

Step 2: Then multiply all the prime factors GCF(389, 642, 51) = 1.