Greatest Common Factor of 142, 247, 663

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

• Greatest Common Factor of 142, 247, 663 by common division method
• Greatest Common Factor of 142, 247, 663 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 142

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

1,2,71,142

Factors of 247

List of positive integer factors of 247 that divides 247 without a remainder.

1,13,19,247

Factors of 663

List of positive integer factors of 663 that divides 663 without a remainder.

1,3,13,17,39,51,221,663

Greatest Common Factor

We found the factors 142,247,663 . The biggest common factor number is the GCF number.
So the greatest common factor 142,247,663 is 1.

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

• GCF of 499, 759, 967
• GCF of 194, 879, 532
• GCF of 911, 166, 444
• GCF of 742, 839, 941
• GCF of 455, 253, 191

1. What is the GCF of 142, 247, 663?

Answer: GCF of 142, 247, 663 is 1.

2. How to Find the GCF of 142, 247, 663

Answer: Greatest Common Factor(GCF) of 142, 247, 663 = 1

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

Step 2: Then multiply all the prime factors GCF(142, 247, 663) = 1.