Greatest Common Factor of 421, 139, 89

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

• Greatest Common Factor of 421, 139, 89 by common division method
• Greatest Common Factor of 421, 139, 89 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 421

List of positive integer factors of 421 that divides 421 without a remainder.

1,421

Factors of 139

List of positive integer factors of 139 that divides 139 without a remainder.

1,139

Factors of 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Greatest Common Factor

We found the factors 421,139,89 . The biggest common factor number is the GCF number.
So the greatest common factor 421,139,89 is 1.

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

• GCF of 835, 614, 16
• GCF of 216, 114, 68
• GCF of 279, 400, 21
• GCF of 313, 542, 77
• GCF of 671, 291, 77

1. What is the GCF of 421, 139, 89?

Answer: GCF of 421, 139, 89 is 1.

2. How to Find the GCF of 421, 139, 89

Answer: Greatest Common Factor(GCF) of 421, 139, 89 = 1

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

Step 2: Then multiply all the prime factors GCF(421, 139, 89) = 1.