Find the number of co-prime numbers of 336.

Explanation

To find the number of co-prime numbers of 336, we will follow these steps:

### Step 1: Prime Factorization of 336
We start by finding the prime factorization of 336. We divide 336 by the smallest prime numbers until we reach 1.

1. **Divide by 2**:
- 336 ÷ 2 = 168
- 168 ÷ 2 = 84
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