In Huangshan, Anhui, if the social security base is 13,100 yuan, the monthly payment amount is calculated as follows:

1. Endowment insurance: The company pays at a rate of 16% of the employee's total salary, which is ​
   ×16%=
   yuan; the individual pays at a rate of 8% of their salary income, which is ​
   ×8%=
   yuan.

2. Medical insurance: The company pays at a rate of 6.5% of the employee's total salary (or the adjusted rate according to the standard), which is ​
   ×6.5%=851.5
   yuan; the individual pays at a rate of 2% of their salary income, which is ​
   ×2%=
   yuan.

3. Unemployment insurance: The company pays at a rate of 0.5% of the employee's total salary, which is ​
   ×0.5%=65.5
   yuan; the individual also pays at a rate of 0.5% of their salary income, which is ​
   ×0.5%=65.5
   yuan.

4. Maternity insurance: The company pays at a rate of 0.7% of the employee's total salary, which is ​
   ×0.7%=91.7
   yuan, and individuals do not need to pay.

5. Work - related injury insurance: The company pays according to the unit's industry and risk level. Since the specific rate is not given, the exact amount cannot be calculated, and individuals do not need to pay.

In summary, if the social security base in Huangshan, Anhui is 13,100 yuan, the individual's monthly social security payment is approximately ​