Q: What is the digital root of 242,669,169

 A: 9

Why is 9 the digital root of the number 242,669,169?

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 242,669,169?


Split the number up and add each digit together:


2 + 4 + 2 + 6 + 6 + 9 + 1 + 6 + 9 = 45

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

4 + 5 = 9

What is the digital root of number 242,669,169?

Answer: 9


More Examples

Number 242,669,167242,669,168242,669,170242,669,171
Digital Root 7812

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