Q: How is the number 10,556,430 written in Scientific Notation?

 A: 1.055643 x 107

Why is 10,556,430 written as 1.055643 x 107 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 10,556,430 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: 10,556,430
  • New Number: 1.0556430

Step 2

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

New Number: 1.0556430
Decimal Count: 1234567

There are 7 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 = 1.055643 (Please notice any zeroes on the end have been removed)

b = 7

Now the whole thing:

1.055643 x 107

Step 4

Check your work:

107 = 10,000,000 x 1.055643 = 10,556,430


More Scientific Notation Examples

10,556,42810,556,42910,556,43110,556,432
1.0556428 x 1071.0556429 x 1071.0556431 x 1071.0556432 x 107

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