Q: What is the digital root of 81,551,088
A: 9
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.
Split the number up and add each digit together:
If the answer is more than one digit, you would add each digit of the answer together again:
What is the digital root of number 81,551,088?
Answer: 9
| Number | 81,551,086 | 81,551,087 | 81,551,089 | 81,551,090 |
| Digital Root | 7 | 8 | 1 | 2 |