Greatest Common Factor of 628, 993, 18

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

• Greatest Common Factor of 628, 993, 18 by common division method
• Greatest Common Factor of 628, 993, 18 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 628

List of positive integer factors of 628 that divides 628 without a remainder.

1,2,4,157,314,628

Factors of 993

List of positive integer factors of 993 that divides 993 without a remainder.

1,3,331,993

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Greatest Common Factor

We found the factors 628,993,18 . The biggest common factor number is the GCF number.
So the greatest common factor 628,993,18 is 1.

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

• GCF of 817, 476, 45
• GCF of 546, 233, 90
• GCF of 860, 761, 73
• GCF of 872, 602, 82
• GCF of 398, 992, 86

1. What is the GCF of 628, 993, 18?

Answer: GCF of 628, 993, 18 is 1.

2. How to Find the GCF of 628, 993, 18

Answer: Greatest Common Factor(GCF) of 628, 993, 18 = 1

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

Step 2: Then multiply all the prime factors GCF(628, 993, 18) = 1.