Q: How is the number 61,403,722 written in Scientific Notation?

 A: 6.1403722 x 107

Why is 61,403,722 written as 6.1403722 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 61,403,722 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: 61,403,722
  • New Number: 6.1403722

Step 2

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

New Number: 6.1403722
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 = 6.1403722

b = 7

Now the whole thing:

6.1403722 x 107

Step 4

Check your work:

107 = 10,000,000 x 6.1403722 = 61,403,722


More Scientific Notation Examples

61,403,72061,403,72161,403,72361,403,724
6.140372 x 1076.1403721 x 1076.1403723 x 1076.1403724 x 107

Explore more about the number 61,403,722:


Ask a Question