16119 ÷ 1 = 16119 R0
We're going to perform division on 16119 with 1 as the divisor.

Step 1:
1 goes into 1 1 times with a remainder of 0.
Write down 1 as next digit of of the result. 
Result so far: 1
Subtract 1 from 1 to get 0.
Bring next digit (6) of the dividend behind the 0 and repeat the process: 6 / 1

Step 2:
1 goes into 6 6 times with a remainder of 0.
Write down 6 as next digit of of the result. 
Result so far: 16
Subtract 6 from 6 to get 0.
Bring next digit (1) of the dividend behind the 0 and repeat the process: 1 / 1

Step 3:
1 goes into 1 1 times with a remainder of 0.
Write down 1 as next digit of of the result. 
Result so far: 161
Subtract 1 from 1 to get 0.
Bring next digit (1) of the dividend behind the 0 and repeat the process: 1 / 1

Step 4:
1 goes into 1 1 times with a remainder of 0.
Write down 1 as next digit of of the result. 
Result so far: 1611
Subtract 1 from 1 to get 0.
Bring next digit (9) of the dividend behind the 0 and repeat the process: 9 / 1

Step 5:
1 goes into 9 9 times with a remainder of 0.
Write down 9 as next digit of of the result. 
Result so far: 16119
Subtract 9 from 9 to get 0.

The final result is 16119 with a remainder of 0.