Q: How is the number 57,074,009 written in Scientific Notation?

 A: 5.7074009 x 107

Why is 57,074,009 written as 5.7074009 x 107 in scientific notation?

The purpose of scientific notation is for scientists to write very large, or very small, numbers with ease.

Calculating scientific notation for a positive integer is simple, as it always follows this notation:

a x 10b

Follow the steps below to see how 57,074,009 is written in scientific notation.

Step 1

To find a, take the number and move a decimal place to the right one position.

  • Original Number: 57,074,009
  • New Number: 5.7074009

Step 2

Now, to find b, count how many places to the right of the decimal.

New Number: 5.7074009
Decimal Count: 1234567

There are 7 places to the right of the decimal place.

Step 3

Building upon what we know above, we can now reconstruct the number into scientific notation.

Remember, the notation is: a x 10b

a = 5.7074009

b = 7

Now the whole thing:

5.7074009 x 107

Step 4

Check your work:

107 = 10,000,000 x 5.7074009 = 57,074,009


More Scientific Notation Examples

57,074,00757,074,00857,074,01057,074,011
5.7074007 x 1075.7074008 x 1075.707401 x 1075.7074011 x 107

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