**Sum of Digits Calculator**

**What is Sum of Digits Calculator?**

Sum of Digits calculator is a simple yet powerful web tool that helps you calculate the sum of all digits of a number. Suppose, you have a big number ‘56694245161618’, and you want to find the sum of all digits of this number.

Doing all the calculations in the mind can be a tricky process and it also contains a high possibility of errors. But if you use a sum of digits calculator, then you can calculate the sum of any number within seconds.

**How to Use the Sum of Digits Calculator?**

To calculate the sum of digits of a number, follow these steps:

- Visit the Sum of Digits Calculator website.
- Enter any positive integer in the ‘Enter a number’ placeholder.
- Now, click on the ‘Calculate’ button.

Congratulations, the sum of digits will be displayed in the sum of digits placeholder. To use this tool again, simply press the ‘Reset’ button, and you are good to go.

**What is Sum of Digits?**

The sum of digits of a number is the addition of all digits composing a number. For example, if we have a number 725, then its sum of digits will be 7 + 2 + 5 => 14. The number 14 is the sum of all digits of the number 725.

**How to Calculate the Sum of All Digits of a Number?**

To calculate the sum of digits of a number, first, we write each digit separately and insert an addition (+) sign between each digit. Then, we add all the digits using the addition formula.

Suppose we have a number 18948. To calculate the sum of digits, we will add each digit: 1 + 8 + 9 + 4 + 8 which will give us 30.

The number 30 is the sum of digits of the number 18948.

**Use Cases of Sum of Digits Calculator**

There are multiple use cases of a sum of digits calculator. From saving time to checking the divisibility of a number, here are some use cases of a digit sum calculator.

**Saves time and Mental stress**– If you have the number 152, and you want to calculate the sum of digits of this number. You can easily calculate the sum, but what if the number gets a little bigger? Try to calculate the sum of digits of 98652723642569712 in your mind. This is challenging. To cope with such situations, a sum of digits calculator comes as a saviour and saves us from hefty problems.**Check Divisibility of 3 and 9**– If the sum of digits of a number is divisible by 3, then that number is also divisible by 3. A similar rule applies to the number 9. To check the divisibility of such numbers, a sum of digits calculator is used.

**Frequently Asked Questions on Sum of Digits Calculator**

**What is the sum of digits?**

The sum of digits of a number is the addition of all digits composing a number. For example, the sum of digits of 123 is 1 + 2 + 3 = 6.

**How to calculate the sum of digits in a number?**

To calculate the sum of digits of a number, simply count the sum total of all digits. The result is the sum of the digits of the number.

**What is the sum of digits of 169811118?**

The sum of digits is 36.