Greatest Common Factor of 72, 90, 455

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

• Greatest Common Factor of 72, 90, 455 by common division method
• Greatest Common Factor of 72, 90, 455 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 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 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 455

List of positive integer factors of 455 that divides 455 without a remainder.

1,5,7,13,35,65,91,455

Greatest Common Factor

We found the factors 72,90,455 . The biggest common factor number is the GCF number.
So the greatest common factor 72,90,455 is 1.

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

• GCF of 58, 14, 652
• GCF of 89, 42, 830
• GCF of 18, 94, 924
• GCF of 14, 25, 229
• GCF of 55, 11, 886

1. What is the GCF of 72, 90, 455?

Answer: GCF of 72, 90, 455 is 1.

2. How to Find the GCF of 72, 90, 455

Answer: Greatest Common Factor(GCF) of 72, 90, 455 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 90, 455) = 1.