Greatest Common Factor of 645, 742, 142

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

• Greatest Common Factor of 645, 742, 142 by common division method
• Greatest Common Factor of 645, 742, 142 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 645

List of positive integer factors of 645 that divides 645 without a remainder.

1,3,5,15,43,129,215,645

Factors of 742

List of positive integer factors of 742 that divides 742 without a remainder.

1,2,7,14,53,106,371,742

Factors of 142

List of positive integer factors of 142 that divides 142 without a remainder.

1,2,71,142

Greatest Common Factor

We found the factors 645,742,142 . The biggest common factor number is the GCF number.
So the greatest common factor 645,742,142 is 1.

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

• GCF of 554, 463, 182
• GCF of 595, 833, 964
• GCF of 564, 866, 488
• GCF of 681, 186, 262
• GCF of 770, 855, 671

1. What is the GCF of 645, 742, 142?

Answer: GCF of 645, 742, 142 is 1.

2. How to Find the GCF of 645, 742, 142

Answer: Greatest Common Factor(GCF) of 645, 742, 142 = 1

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

Step 2: Then multiply all the prime factors GCF(645, 742, 142) = 1.