Greatest Common Factor of 42, 782, 705

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

• Greatest Common Factor of 42, 782, 705 by common division method
• Greatest Common Factor of 42, 782, 705 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 782

List of positive integer factors of 782 that divides 782 without a remainder.

1,2,17,23,34,46,391,782

Factors of 705

List of positive integer factors of 705 that divides 705 without a remainder.

1,3,5,15,47,141,235,705

Greatest Common Factor

We found the factors 42,782,705 . The biggest common factor number is the GCF number.
So the greatest common factor 42,782,705 is 1.

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

• GCF of 53, 197, 247
• GCF of 79, 257, 203
• GCF of 25, 971, 296
• GCF of 36, 364, 379
• GCF of 15, 981, 448

1. What is the GCF of 42, 782, 705?

Answer: GCF of 42, 782, 705 is 1.

2. How to Find the GCF of 42, 782, 705

Answer: Greatest Common Factor(GCF) of 42, 782, 705 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 782, 705) = 1.