Q: What is the digital root of 121,100,101

 A: 7

Why is 7 the digital root of the number 121,100,101?

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 121,100,101?


Split the number up and add each digit together:


1 + 2 + 1 + 1 + 0 + 0 + 1 + 0 + 1 = 7


What is the digital root of number 121,100,101?

Answer: 7


More Examples

Number 121,100,099121,100,100121,100,102121,100,103
Digital Root 5689

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