Greatest Common Factor of 42, 745, 321

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

• Greatest Common Factor of 42, 745, 321 by common division method
• Greatest Common Factor of 42, 745, 321 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 745

List of positive integer factors of 745 that divides 745 without a remainder.

1,5,149,745

Factors of 321

List of positive integer factors of 321 that divides 321 without a remainder.

1,3,107,321

Greatest Common Factor

We found the factors 42,745,321 . The biggest common factor number is the GCF number.
So the greatest common factor 42,745,321 is 1.

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

• GCF of 27, 945, 619
• GCF of 71, 449, 499
• GCF of 80, 483, 805
• GCF of 21, 873, 381
• GCF of 17, 283, 202

1. What is the GCF of 42, 745, 321?

Answer: GCF of 42, 745, 321 is 1.

2. How to Find the GCF of 42, 745, 321

Answer: Greatest Common Factor(GCF) of 42, 745, 321 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 745, 321) = 1.