Q: How is the number 6,486,505 written in Scientific Notation?

 A: 6.486505 x 106

Why is 6,486,505 written as 6.486505 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 6,486,505 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: 6,486,505
  • New Number: 6.486505

Step 2

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

New Number: 6.486505
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 = 6.486505

b = 6

Now the whole thing:

6.486505 x 106

Step 4

Check your work:

106 = 1,000,000 x 6.486505 = 6,486,505


More Scientific Notation Examples

6,486,5036,486,5046,486,5066,486,507
6.486503 x 1066.486504 x 1066.486506 x 1066.486507 x 106

Explore more about the number 6,486,505:


Ask a Question