Q: What is the digital root of 577,155,663
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 577,155,663?
Answer: 9
| Number | 577,155,661 | 577,155,662 | 577,155,664 | 577,155,665 |
| Digital Root | 7 | 8 | 1 | 2 |