Q: How is the number 4,638,336 written in Scientific Notation?

 A: 4.638336 x 106

Why is 4,638,336 written as 4.638336 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 4,638,336 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: 4,638,336
  • New Number: 4.638336

Step 2

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

New Number: 4.638336
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 = 4.638336

b = 6

Now the whole thing:

4.638336 x 106

Step 4

Check your work:

106 = 1,000,000 x 4.638336 = 4,638,336


More Scientific Notation Examples

4,638,3344,638,3354,638,3374,638,338
4.638334 x 1064.638335 x 1064.638337 x 1064.638338 x 106

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