Q: What is the digital root of 172,151,517
A: 3
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 172,151,517?
Answer: 3
Number | 172,151,515 | 172,151,516 | 172,151,518 | 172,151,519 |
Digital Root | 1 | 2 | 4 | 5 |