Greatest Common Factor of 13, 21, 601

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

• Greatest Common Factor of 13, 21, 601 by common division method
• Greatest Common Factor of 13, 21, 601 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 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 21

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

1,3,7,21

Factors of 601

List of positive integer factors of 601 that divides 601 without a remainder.

1,601

Greatest Common Factor

We found the factors 13,21,601 . The biggest common factor number is the GCF number.
So the greatest common factor 13,21,601 is 1.

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

• GCF of 89, 17, 246
• GCF of 74, 87, 714
• GCF of 85, 42, 373
• GCF of 59, 50, 429
• GCF of 49, 44, 979

1. What is the GCF of 13, 21, 601?

Answer: GCF of 13, 21, 601 is 1.

2. How to Find the GCF of 13, 21, 601

Answer: Greatest Common Factor(GCF) of 13, 21, 601 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 21, 601) = 1.