# Just Count: 3,6,9, and so on.

Algebra Level 1

How many digits are there in the number: $$23,283,064,365,386,962,890,625$$?

Details and Assumptions

• You may use the fact the number factors to $$5^{32}$$

• You may use the approximation: $$\log_{10} 5 \approx 0.69897$$

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