Q: How is the number 8,251,805 written in Scientific Notation?

 A: 8.251805 x 106

Why is 8,251,805 written as 8.251805 x 106 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 8,251,805 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: 8,251,805
  • New Number: 8.251805

Step 2

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

New Number: 8.251805
Decimal Count: 123456

There are 6 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 = 8.251805

b = 6

Now the whole thing:

8.251805 x 106

Step 4

Check your work:

106 = 1,000,000 x 8.251805 = 8,251,805


More Scientific Notation Examples

8,251,8038,251,8048,251,8068,251,807
8.251803 x 1068.251804 x 1068.251806 x 1068.251807 x 106

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