Q: How is the number 41,620,783 written in Scientific Notation?

 A: 4.1620783 x 107

Why is 41,620,783 written as 4.1620783 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 41,620,783 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: 41,620,783
  • New Number: 4.1620783

Step 2

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

New Number: 4.1620783
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 = 4.1620783

b = 7

Now the whole thing:

4.1620783 x 107

Step 4

Check your work:

107 = 10,000,000 x 4.1620783 = 41,620,783


More Scientific Notation Examples

41,620,78141,620,78241,620,78441,620,785
4.1620781 x 1074.1620782 x 1074.1620784 x 1074.1620785 x 107

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