Q: How is the number 87,470,544 written in Scientific Notation?

 A: 8.7470544 x 107

Why is 87,470,544 written as 8.7470544 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 87,470,544 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: 87,470,544
  • New Number: 8.7470544

Step 2

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

New Number: 8.7470544
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 = 8.7470544

b = 7

Now the whole thing:

8.7470544 x 107

Step 4

Check your work:

107 = 10,000,000 x 8.7470544 = 87,470,544


More Scientific Notation Examples

87,470,54287,470,54387,470,54587,470,546
8.7470542 x 1078.7470543 x 1078.7470545 x 1078.7470546 x 107

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