Greatest Common Factor of 65, 15, 72, 445

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

• Greatest Common Factor of 65, 15, 72, 445 by common division method
• Greatest Common Factor of 65, 15, 72, 445 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 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 445

List of positive integer factors of 445 that divides 445 without a remainder.

1,5,89,445

Greatest Common Factor

We found the factors 65,15,72,445 . The biggest common factor number is the GCF number.
So the greatest common factor 65,15,72,445 is 1.

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

• GCF of 94, 68, 30, 964
• GCF of 80, 91, 16, 320
• GCF of 24, 34, 13, 475
• GCF of 33, 77, 90, 602
• GCF of 40, 75, 89, 925

1. What is the GCF of 65, 15, 72, 445?

Answer: GCF of 65, 15, 72, 445 is 1.

2. How to Find the GCF of 65, 15, 72, 445

Answer: Greatest Common Factor(GCF) of 65, 15, 72, 445 = 1

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

Step 2: Then multiply all the prime factors GCF(65, 15, 72, 445) = 1.