Greatest Common Factor of 890, 793, 21

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

• Greatest Common Factor of 890, 793, 21 by common division method
• Greatest Common Factor of 890, 793, 21 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 890

List of positive integer factors of 890 that divides 890 without a remainder.

1,2,5,10,89,178,445,890

Factors of 793

List of positive integer factors of 793 that divides 793 without a remainder.

1,13,61,793

Factors of 21

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

1,3,7,21

Greatest Common Factor

We found the factors 890,793,21 . The biggest common factor number is the GCF number.
So the greatest common factor 890,793,21 is 1.

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

• GCF of 266, 128, 85
• GCF of 470, 936, 29
• GCF of 522, 504, 61
• GCF of 277, 123, 46
• GCF of 786, 896, 32

1. What is the GCF of 890, 793, 21?

Answer: GCF of 890, 793, 21 is 1.

2. How to Find the GCF of 890, 793, 21

Answer: Greatest Common Factor(GCF) of 890, 793, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(890, 793, 21) = 1.