Q: How is the number 18,433,547 written in Scientific Notation?

 A: 1.8433547 x 107

Why is 18,433,547 written as 1.8433547 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 18,433,547 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: 18,433,547
  • New Number: 1.8433547

Step 2

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

New Number: 1.8433547
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 = 1.8433547

b = 7

Now the whole thing:

1.8433547 x 107

Step 4

Check your work:

107 = 10,000,000 x 1.8433547 = 18,433,547


More Scientific Notation Examples

18,433,54518,433,54618,433,54818,433,549
1.8433545 x 1071.8433546 x 1071.8433548 x 1071.8433549 x 107

Explore more about the number 18,433,547:


Ask a Question