Greatest Common Factor of 21, 13, 41, 470

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

• Greatest Common Factor of 21, 13, 41, 470 by common division method
• Greatest Common Factor of 21, 13, 41, 470 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 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 41

List of positive integer factors of 41 that divides 41 without a remainder.

1,41

Factors of 470

List of positive integer factors of 470 that divides 470 without a remainder.

1,2,5,10,47,94,235,470

Greatest Common Factor

We found the factors 21,13,41,470 . The biggest common factor number is the GCF number.
So the greatest common factor 21,13,41,470 is 1.

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

• GCF of 98, 58, 74, 362
• GCF of 54, 28, 73, 340
• GCF of 85, 84, 23, 451
• GCF of 31, 28, 40, 476
• GCF of 11, 98, 14, 148

1. What is the GCF of 21, 13, 41, 470?

Answer: GCF of 21, 13, 41, 470 is 1.

2. How to Find the GCF of 21, 13, 41, 470

Answer: Greatest Common Factor(GCF) of 21, 13, 41, 470 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 13, 41, 470) = 1.