Q: What is the digital root of 40,236,840
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 40,236,840?
Answer: 9
Number | 40,236,838 | 40,236,839 | 40,236,841 | 40,236,842 |
Digital Root | 7 | 8 | 1 | 2 |