Q: How is the number 55,512,122 written in Scientific Notation?

 A: 5.5512122 x 107

Why is 55,512,122 written as 5.5512122 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 55,512,122 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: 55,512,122
  • New Number: 5.5512122

Step 2

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

New Number: 5.5512122
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 = 5.5512122

b = 7

Now the whole thing:

5.5512122 x 107

Step 4

Check your work:

107 = 10,000,000 x 5.5512122 = 55,512,122


More Scientific Notation Examples

55,512,12055,512,12155,512,12355,512,124
5.551212 x 1075.5512121 x 1075.5512123 x 1075.5512124 x 107

Explore more about the number 55,512,122:


Ask a Question