Greatest Common Factor of 30, 13, 66, 81, 527

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

• Greatest Common Factor of 30, 13, 66, 81, 527 by common division method
• Greatest Common Factor of 30, 13, 66, 81, 527 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 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 13

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

1,13

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 527

List of positive integer factors of 527 that divides 527 without a remainder.

1,17,31,527

Greatest Common Factor

We found the factors 30,13,66,81,527 . The biggest common factor number is the GCF number.
So the greatest common factor 30,13,66,81,527 is 1.

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

• GCF of 99, 35, 96, 65, 804
• GCF of 78, 32, 36, 49, 165
• GCF of 79, 38, 66, 27, 575
• GCF of 41, 90, 10, 84, 296
• GCF of 10, 74, 80, 46, 310

1. What is the GCF of 30, 13, 66, 81, 527?

Answer: GCF of 30, 13, 66, 81, 527 is 1.

2. How to Find the GCF of 30, 13, 66, 81, 527

Answer: Greatest Common Factor(GCF) of 30, 13, 66, 81, 527 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 13, 66, 81, 527) = 1.