The maximum number of ten digits is 9.

The maximum number of units is 9-6=3.

When the decimal number is 9, the unit number is 3, and this number is 93.

When the decimal number is 8, the unit number is 2, and this number is 82.

When the decimal number is 7, the unit number is 1, and this number is 7 1.

When the decimal number is 6, the unit number is 0, and this number is 60.

A: This number is 93,82,765,438+0,60.