Q: What is the digital root of 153,001,521

 A: 9

Why is 9 the digital root of the number 153,001,521?

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 153,001,521?


Split the number up and add each digit together:


1 + 5 + 3 + 0 + 0 + 1 + 5 + 2 + 1 = 18

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

1 + 8 = 9

What is the digital root of number 153,001,521?

Answer: 9


More Examples

Number 153,001,519153,001,520153,001,522153,001,523
Digital Root 7812

Explore more about the number 153,001,521:


Ask a Question