Q: What is the digital root of 100,015,432

 A: 7

Why is 7 the digital root of the number 100,015,432?

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 100,015,432?


Split the number up and add each digit together:


1 + 0 + 0 + 0 + 1 + 5 + 4 + 3 + 2 = 16

If the answer is more than one digit, you would add each digit of the answer together again:

1 + 6 = 7

What is the digital root of number 100,015,432?

Answer: 7


More Examples

Number 100,015,430100,015,431100,015,433100,015,434
Digital Root 5689

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