Greatest Common Factor of 21, 89, 14, 25, 513

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

• Greatest Common Factor of 21, 89, 14, 25, 513 by common division method
• Greatest Common Factor of 21, 89, 14, 25, 513 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 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Factors of 14

List of positive integer factors of 14 that divides 14 without a remainder.

1,2,7,14

Factors of 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Factors of 513

List of positive integer factors of 513 that divides 513 without a remainder.

1,3,9,19,27,57,171,513

Greatest Common Factor

We found the factors 21,89,14,25,513 . The biggest common factor number is the GCF number.
So the greatest common factor 21,89,14,25,513 is 1.

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

• GCF of 56, 13, 26, 63, 852
• GCF of 41, 27, 48, 78, 956
• GCF of 29, 63, 70, 40, 532
• GCF of 76, 58, 42, 73, 903
• GCF of 39, 85, 49, 70, 442

1. What is the GCF of 21, 89, 14, 25, 513?

Answer: GCF of 21, 89, 14, 25, 513 is 1.

2. How to Find the GCF of 21, 89, 14, 25, 513

Answer: Greatest Common Factor(GCF) of 21, 89, 14, 25, 513 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 89, 14, 25, 513) = 1.