Q: How is the number 178,111,829 written in Scientific Notation?

 A: 1.78111829 x 108

Why is 178,111,829 written as 1.78111829 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 178,111,829 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: 178,111,829
  • New Number: 1.78111829

Step 2

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

New Number: 1.78111829
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 = 1.78111829

b = 8

Now the whole thing:

1.78111829 x 108

Step 4

Check your work:

108 = 100,000,000 x 1.78111829 = 178,111,829


More Scientific Notation Examples

178,111,827178,111,828178,111,830178,111,831
1.78111827 x 1081.78111828 x 1081.7811183 x 1081.78111831 x 108

Explore more about the number 178,111,829:


Ask a Question