Greatest Common Factor of 171, 507, 421

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

• Greatest Common Factor of 171, 507, 421 by common division method
• Greatest Common Factor of 171, 507, 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 171

List of positive integer factors of 171 that divides 171 without a remainder.

1,3,9,19,57,171

Factors of 507

List of positive integer factors of 507 that divides 507 without a remainder.

1,3,13,39,169,507

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 171,507,421 . The biggest common factor number is the GCF number.
So the greatest common factor 171,507,421 is 1.

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

• GCF of 791, 978, 925
• GCF of 564, 318, 234
• GCF of 734, 116, 434
• GCF of 893, 659, 147
• GCF of 568, 313, 687

1. What is the GCF of 171, 507, 421?

Answer: GCF of 171, 507, 421 is 1.

2. How to Find the GCF of 171, 507, 421

Answer: Greatest Common Factor(GCF) of 171, 507, 421 = 1

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

Step 2: Then multiply all the prime factors GCF(171, 507, 421) = 1.