Q: How is the number 134,864,890 written in Scientific Notation?

 A: 1.3486489 x 108

Why is 134,864,890 written as 1.3486489 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 134,864,890 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: 134,864,890
  • New Number: 1.34864890

Step 2

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

New Number: 1.34864890
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 = 1.3486489 (Please notice any zeroes on the end have been removed)

b = 8

Now the whole thing:

1.3486489 x 108

Step 4

Check your work:

108 = 100,000,000 x 1.3486489 = 134,864,890


More Scientific Notation Examples

134,864,888134,864,889134,864,891134,864,892
1.34864888 x 1081.34864889 x 1081.34864891 x 1081.34864892 x 108

Explore more about the number 134,864,890:


Ask a Question