Greatest Common Factor of 357, 642, 640

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

• Greatest Common Factor of 357, 642, 640 by common division method
• Greatest Common Factor of 357, 642, 640 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 357

List of positive integer factors of 357 that divides 357 without a remainder.

1,3,7,17,21,51,119,357

Factors of 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

Factors of 640

List of positive integer factors of 640 that divides 640 without a remainder.

1,2,4,5,8,10,16,20,32,40,64,80,128,160,320,640

Greatest Common Factor

We found the factors 357,642,640 . The biggest common factor number is the GCF number.
So the greatest common factor 357,642,640 is 1.

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

• GCF of 291, 540, 908
• GCF of 981, 275, 728
• GCF of 206, 488, 768
• GCF of 498, 995, 127
• GCF of 315, 559, 791

1. What is the GCF of 357, 642, 640?

Answer: GCF of 357, 642, 640 is 1.

2. How to Find the GCF of 357, 642, 640

Answer: Greatest Common Factor(GCF) of 357, 642, 640 = 1

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

Step 2: Then multiply all the prime factors GCF(357, 642, 640) = 1.