Q: What is the digital root of 256,017,231

 A: 9

Why is 9 the digital root of the number 256,017,231?

The digital root of a number is calculated by splitting the digits of a number and then adding them together. You keep splitting and adding the digits until you reach a single positive number.

How do you calculate the digital root of 256,017,231?


Split the number up and add each digit together:


2 + 5 + 6 + 0 + 1 + 7 + 2 + 3 + 1 = 27

If the answer is more than one digit, you would add each digit of the answer together again:

2 + 7 = 9

What is the digital root of number 256,017,231?

Answer: 9


More Examples

Number 256,017,229256,017,230256,017,232256,017,233
Digital Root 7812

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