Q: What is the digital root of 15,871,720

 A: 4

Why is 4 the digital root of the number 15,871,720?

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 15,871,720?


Split the number up and add each digit together:


1 + 5 + 8 + 7 + 1 + 7 + 2 + 0 = 31

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

3 + 1 = 4

What is the digital root of number 15,871,720?

Answer: 4


More Examples

Number 15,871,71815,871,71915,871,72115,871,722
Digital Root 2356

Explore more about the number 15,871,720:


Ask a Question