Greatest Common Factor of 65, 19, 42, 529

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

• Greatest Common Factor of 65, 19, 42, 529 by common division method
• Greatest Common Factor of 65, 19, 42, 529 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 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 529

List of positive integer factors of 529 that divides 529 without a remainder.

1,23,529

Greatest Common Factor

We found the factors 65,19,42,529 . The biggest common factor number is the GCF number.
So the greatest common factor 65,19,42,529 is 1.

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

• GCF of 93, 43, 32, 372
• GCF of 12, 94, 39, 338
• GCF of 21, 69, 80, 650
• GCF of 73, 62, 74, 197
• GCF of 39, 44, 23, 833

1. What is the GCF of 65, 19, 42, 529?

Answer: GCF of 65, 19, 42, 529 is 1.

2. How to Find the GCF of 65, 19, 42, 529

Answer: Greatest Common Factor(GCF) of 65, 19, 42, 529 = 1

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

Step 2: Then multiply all the prime factors GCF(65, 19, 42, 529) = 1.