Q: What is the digital root of 487,121,584

 A: 4

Why is 4 the digital root of the number 487,121,584?

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 487,121,584?


Split the number up and add each digit together:


4 + 8 + 7 + 1 + 2 + 1 + 5 + 8 + 4 = 40

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

4 + 0 = 4

What is the digital root of number 487,121,584?

Answer: 4


More Examples

Number 487,121,582487,121,583487,121,585487,121,586
Digital Root 2356

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