Q: What is the digital root of 21,002,100

 A: 6

Why is 6 the digital root of the number 21,002,100?

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.

How do you calculate the digital root of 21,002,100?


Split the number up and add each digit together:


2 + 1 + 0 + 0 + 2 + 1 + 0 + 0 = 6


What is the digital root of number 21,002,100?

Answer: 6


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Number 21,002,09821,002,09921,002,10121,002,102
Digital Root 4578

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