Greatest Common Factor of 172, 421, 40

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

• Greatest Common Factor of 172, 421, 40 by common division method
• Greatest Common Factor of 172, 421, 40 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 172

List of positive integer factors of 172 that divides 172 without a remainder.

1,2,4,43,86,172

Factors of 421

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

1,421

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Greatest Common Factor

We found the factors 172,421,40 . The biggest common factor number is the GCF number.
So the greatest common factor 172,421,40 is 1.

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

• GCF of 303, 259, 49
• GCF of 891, 201, 57
• GCF of 568, 969, 17
• GCF of 318, 290, 72
• GCF of 454, 189, 58

1. What is the GCF of 172, 421, 40?

Answer: GCF of 172, 421, 40 is 1.

2. How to Find the GCF of 172, 421, 40

Answer: Greatest Common Factor(GCF) of 172, 421, 40 = 1

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

Step 2: Then multiply all the prime factors GCF(172, 421, 40) = 1.