Greatest Common Factor of 53, 72, 421

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

• Greatest Common Factor of 53, 72, 421 by common division method
• Greatest Common Factor of 53, 72, 421 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 53

List of positive integer factors of 53 that divides 53 without a remainder.

1,53

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 421

List of positive integer factors of 421 that divides 421 without a remainder.

1,421

Greatest Common Factor

We found the factors 53,72,421 . The biggest common factor number is the GCF number.
So the greatest common factor 53,72,421 is 1.

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

• GCF of 59, 13, 248
• GCF of 92, 74, 411
• GCF of 18, 98, 300
• GCF of 90, 35, 719
• GCF of 16, 59, 107

1. What is the GCF of 53, 72, 421?

Answer: GCF of 53, 72, 421 is 1.

2. How to Find the GCF of 53, 72, 421

Answer: Greatest Common Factor(GCF) of 53, 72, 421 = 1

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

Step 2: Then multiply all the prime factors GCF(53, 72, 421) = 1.