Q: How is the number 1,201,586 written in Scientific Notation?

 A: 1.201586 x 106

Why is 1,201,586 written as 1.201586 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 1,201,586 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: 1,201,586
  • New Number: 1.201586

Step 2

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

New Number: 1.201586
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 = 1.201586

b = 6

Now the whole thing:

1.201586 x 106

Step 4

Check your work:

106 = 1,000,000 x 1.201586 = 1,201,586


More Scientific Notation Examples

1,201,5841,201,5851,201,5871,201,588
1.201584 x 1061.201585 x 1061.201587 x 1061.201588 x 106

Explore more about the number 1,201,586:


Ask a Question