Greatest Common Factor of 859, 940, 21

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

• Greatest Common Factor of 859, 940, 21 by common division method
• Greatest Common Factor of 859, 940, 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 859

List of positive integer factors of 859 that divides 859 without a remainder.

1,859

Factors of 940

List of positive integer factors of 940 that divides 940 without a remainder.

1,2,4,5,10,20,47,94,188,235,470,940

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 859,940,21 . The biggest common factor number is the GCF number.
So the greatest common factor 859,940,21 is 1.

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

• GCF of 133, 280, 89
• GCF of 264, 901, 54
• GCF of 637, 866, 91
• GCF of 652, 935, 61
• GCF of 853, 688, 39

1. What is the GCF of 859, 940, 21?

Answer: GCF of 859, 940, 21 is 1.

2. How to Find the GCF of 859, 940, 21

Answer: Greatest Common Factor(GCF) of 859, 940, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(859, 940, 21) = 1.