Q: What is the digital root of 130,643,602

 A: 7

Why is 7 the digital root of the number 130,643,602?

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 130,643,602?


Split the number up and add each digit together:


1 + 3 + 0 + 6 + 4 + 3 + 6 + 0 + 2 = 25

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

2 + 5 = 7

What is the digital root of number 130,643,602?

Answer: 7


More Examples

Number 130,643,600130,643,601130,643,603130,643,604
Digital Root 5689

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