Greatest Common Factor of 20, 21, 33, 601

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

• Greatest Common Factor of 20, 21, 33, 601 by common division method
• Greatest Common Factor of 20, 21, 33, 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 21

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

1,3,7,21

Factors of 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

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 20,21,33,601 . The biggest common factor number is the GCF number.
So the greatest common factor 20,21,33,601 is 1.

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

• GCF of 13, 38, 17, 881
• GCF of 42, 20, 67, 784
• GCF of 88, 10, 59, 931
• GCF of 30, 87, 77, 522
• GCF of 42, 73, 21, 420

1. What is the GCF of 20, 21, 33, 601?

Answer: GCF of 20, 21, 33, 601 is 1.

2. How to Find the GCF of 20, 21, 33, 601

Answer: Greatest Common Factor(GCF) of 20, 21, 33, 601 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 21, 33, 601) = 1.