Q: What is the digital root of 129,980,755

 A: 1

Why is 1 the digital root of the number 129,980,755?

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 129,980,755?


Split the number up and add each digit together:


1 + 2 + 9 + 9 + 8 + 0 + 7 + 5 + 5 = 46

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

4 + 6 = 10

The answer is more than one digit again, we need to add each digit one more time:

1 + 0 = 1

What is the digital root of number 129,980,755?

Answer: 1


More Examples

Number 129,980,753129,980,754129,980,756129,980,757
Digital Root 8923

Explore more about the number 129,980,755:


Ask a Question