Q: What is the digital root of 13,720,440

 A: 3

Why is 3 the digital root of the number 13,720,440?

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 13,720,440?


Split the number up and add each digit together:


1 + 3 + 7 + 2 + 0 + 4 + 4 + 0 = 21

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

2 + 1 = 3

What is the digital root of number 13,720,440?

Answer: 3


More Examples

Number 13,720,43813,720,43913,720,44113,720,442
Digital Root 1245

Explore more about the number 13,720,440:


Ask a Question