Q: How is the number 1,397,651 written in Scientific Notation?

 A: 1.397651 x 106

Why is 1,397,651 written as 1.397651 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 1,397,651 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: 1,397,651
  • New Number: 1.397651

Step 2

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

New Number: 1.397651
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 = 1.397651

b = 6

Now the whole thing:

1.397651 x 106

Step 4

Check your work:

106 = 1,000,000 x 1.397651 = 1,397,651


More Scientific Notation Examples

1,397,6491,397,6501,397,6521,397,653
1.397649 x 1061.39765 x 1061.397652 x 1061.397653 x 106

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