Q: How is the number 312,514,310 written in Scientific Notation?

 A: 3.1251431 x 108

Why is 312,514,310 written as 3.1251431 x 108 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 312,514,310 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: 312,514,310
  • New Number: 3.12514310

Step 2

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

New Number: 3.12514310
Decimal Count: 12345678

There are 8 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 = 3.1251431 (Please notice any zeroes on the end have been removed)

b = 8

Now the whole thing:

3.1251431 x 108

Step 4

Check your work:

108 = 100,000,000 x 3.1251431 = 312,514,310


More Scientific Notation Examples

312,514,308312,514,309312,514,311312,514,312
3.12514308 x 1083.12514309 x 1083.12514311 x 1083.12514312 x 108

Explore more about the number 312,514,310:


Ask a Question