Q: How is the number 137,406,285 written in Scientific Notation?

 A: 1.37406285 x 108

Why is 137,406,285 written as 1.37406285 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 137,406,285 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: 137,406,285
  • New Number: 1.37406285

Step 2

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

New Number: 1.37406285
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 = 1.37406285

b = 8

Now the whole thing:

1.37406285 x 108

Step 4

Check your work:

108 = 100,000,000 x 1.37406285 = 137,406,285


More Scientific Notation Examples

137,406,283137,406,284137,406,286137,406,287
1.37406283 x 1081.37406284 x 1081.37406286 x 1081.37406287 x 108

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