Q: How is the number 34,321,130 written in Scientific Notation?

 A: 3.432113 x 107

Why is 34,321,130 written as 3.432113 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 34,321,130 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: 34,321,130
  • New Number: 3.4321130

Step 2

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

New Number: 3.4321130
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 = 3.432113 (Please notice any zeroes on the end have been removed)

b = 7

Now the whole thing:

3.432113 x 107

Step 4

Check your work:

107 = 10,000,000 x 3.432113 = 34,321,130


More Scientific Notation Examples

34,321,12834,321,12934,321,13134,321,132
3.4321128 x 1073.4321129 x 1073.4321131 x 1073.4321132 x 107

Explore more about the number 34,321,130:


Ask a Question