Greatest Common Factor of 408, 145, 489

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

• Greatest Common Factor of 408, 145, 489 by common division method
• Greatest Common Factor of 408, 145, 489 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 408

List of positive integer factors of 408 that divides 408 without a remainder.

1,2,3,4,6,8,12,17,24,34,51,68,102,136,204,408

Factors of 145

List of positive integer factors of 145 that divides 145 without a remainder.

1,5,29,145

Factors of 489

List of positive integer factors of 489 that divides 489 without a remainder.

1,3,163,489

Greatest Common Factor

We found the factors 408,145,489 . The biggest common factor number is the GCF number.
So the greatest common factor 408,145,489 is 1.

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

• GCF of 743, 625, 940
• GCF of 112, 545, 757
• GCF of 575, 686, 213
• GCF of 126, 795, 741
• GCF of 379, 950, 198

1. What is the GCF of 408, 145, 489?

Answer: GCF of 408, 145, 489 is 1.

2. How to Find the GCF of 408, 145, 489

Answer: Greatest Common Factor(GCF) of 408, 145, 489 = 1

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

Step 2: Then multiply all the prime factors GCF(408, 145, 489) = 1.