Greatest Common Factor of 21, 64, 835

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

• Greatest Common Factor of 21, 64, 835 by common division method
• Greatest Common Factor of 21, 64, 835 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 21

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

1,3,7,21

Factors of 64

List of positive integer factors of 64 that divides 64 without a remainder.

1,2,4,8,16,32,64

Factors of 835

List of positive integer factors of 835 that divides 835 without a remainder.

1,5,167,835

Greatest Common Factor

We found the factors 21,64,835 . The biggest common factor number is the GCF number.
So the greatest common factor 21,64,835 is 1.

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

• GCF of 11, 57, 913
• GCF of 44, 32, 316
• GCF of 83, 43, 941
• GCF of 78, 52, 568
• GCF of 15, 36, 653

1. What is the GCF of 21, 64, 835?

Answer: GCF of 21, 64, 835 is 1.

2. How to Find the GCF of 21, 64, 835

Answer: Greatest Common Factor(GCF) of 21, 64, 835 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 64, 835) = 1.