Q: How is the number 19,547,175 written in Scientific Notation?

 A: 1.9547175 x 107

Why is 19,547,175 written as 1.9547175 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 19,547,175 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: 19,547,175
  • New Number: 1.9547175

Step 2

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

New Number: 1.9547175
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 = 1.9547175

b = 7

Now the whole thing:

1.9547175 x 107

Step 4

Check your work:

107 = 10,000,000 x 1.9547175 = 19,547,175


More Scientific Notation Examples

19,547,17319,547,17419,547,17619,547,177
1.9547173 x 1071.9547174 x 1071.9547176 x 1071.9547177 x 107

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