Q: What is the digital root of 142,489,009
A: 1
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 142,489,009?
Answer: 1
Number | 142,489,007 | 142,489,008 | 142,489,010 | 142,489,011 |
Digital Root | 8 | 9 | 2 | 3 |