Greatest Common Factor of 23, 43, 27, 821

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

• Greatest Common Factor of 23, 43, 27, 821 by common division method
• Greatest Common Factor of 23, 43, 27, 821 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 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Factors of 43

List of positive integer factors of 43 that divides 43 without a remainder.

1,43

Factors of 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Factors of 821

List of positive integer factors of 821 that divides 821 without a remainder.

1,821

Greatest Common Factor

We found the factors 23,43,27,821 . The biggest common factor number is the GCF number.
So the greatest common factor 23,43,27,821 is 1.

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

• GCF of 31, 78, 32, 659
• GCF of 44, 42, 51, 347
• GCF of 98, 58, 10, 624
• GCF of 37, 82, 18, 165
• GCF of 19, 77, 52, 664

1. What is the GCF of 23, 43, 27, 821?

Answer: GCF of 23, 43, 27, 821 is 1.

2. How to Find the GCF of 23, 43, 27, 821

Answer: Greatest Common Factor(GCF) of 23, 43, 27, 821 = 1

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

Step 2: Then multiply all the prime factors GCF(23, 43, 27, 821) = 1.