Q: What is the digital root of 21,128,443
A: 7
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 21,128,443?
Answer: 7
Number | 21,128,441 | 21,128,442 | 21,128,444 | 21,128,445 |
Digital Root | 5 | 6 | 8 | 9 |