Greatest Common Factor of 421, 858, 87

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

• Greatest Common Factor of 421, 858, 87 by common division method
• Greatest Common Factor of 421, 858, 87 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 421

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

1,421

Factors of 858

List of positive integer factors of 858 that divides 858 without a remainder.

1,2,3,6,11,13,22,26,33,39,66,78,143,286,429,858

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Greatest Common Factor

We found the factors 421,858,87 . The biggest common factor number is the GCF number.
So the greatest common factor 421,858,87 is 1.

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

• GCF of 497, 232, 51
• GCF of 757, 996, 23
• GCF of 713, 330, 12
• GCF of 733, 375, 76
• GCF of 616, 305, 57

1. What is the GCF of 421, 858, 87?

Answer: GCF of 421, 858, 87 is 1.

2. How to Find the GCF of 421, 858, 87

Answer: Greatest Common Factor(GCF) of 421, 858, 87 = 1

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

Step 2: Then multiply all the prime factors GCF(421, 858, 87) = 1.