Q: What is the digital root of 21,890,417
A: 5
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 21,890,417?
Answer: 5
Number | 21,890,415 | 21,890,416 | 21,890,418 | 21,890,419 |
Digital Root | 3 | 4 | 6 | 7 |