Q: What is the digital root of 78,215,740

 A: 7

Why is 7 the digital root of the number 78,215,740?

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 78,215,740?


Split the number up and add each digit together:


7 + 8 + 2 + 1 + 5 + 7 + 4 + 0 = 34

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

3 + 4 = 7

What is the digital root of number 78,215,740?

Answer: 7


More Examples

Number 78,215,73878,215,73978,215,74178,215,742
Digital Root 5689

Explore more about the number 78,215,740:


Ask a Question