51380489 divided by 553 
We want to figure out the number of times 51380489 can be divided by 553.

Moving on to step 1:
When dividing 5 by 553, we get 0 with a remainder of 5.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Deduct 0 from 5 and we're left with 5.
Fetch the next digit (1) from the dividend, attach it to 5 and continue: 51 / 553

Advancing to step 2:
The number 553 fits into 51 0 times, leaving a remainder of 51.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtracting 0 from 51 leaves us with 51.
Fetch the next digit (3) from the dividend, attach it to 51 and continue: 513 / 553

Moving on to step 3:
553 can be fit into 513 0 times, resulting in a remainder of 513.
The next digit of our result is 0. 
Result so far: 0.0
If we subtract 0 from 513, we get 513.
Grab the next digit (8) from the dividend, add it to 513, then carry on: 5138 / 553

Let's proceed to step 4:
The number 553 fits into 5138 9 times, leaving a remainder of 161.
Use 9 as the next digit of our solution. 
Result so far: 9.0
Deduct 4977 from 5138 and we're left with 161.
Bring next digit (0) of the dividend behind the 161 and repeat the process: 1610 / 553

Advancing to step 5:
553 can be fit into 1610 2 times, resulting in a remainder of 504.
The number 2 becomes the next digit in our result. 
Result so far: 92.0
If we subtract 1106 from 1610, we get 504.
Grab the next digit (4) from the dividend, add it to 504, then carry on: 5044 / 553

Advancing to step 6:
553 can be fit into 5044 9 times, resulting in a remainder of 67.
The number 9 becomes the next digit in our result. 
Result so far: 929.0
If we subtract 4977 from 5044, we get 67.
Include the next digit (8) from the dividend after 67, then repeat: 678 / 553

Let's proceed to step 7:
When dividing 678 by 553, we get 1 with a remainder of 125.
The number 1 becomes the next digit in our result. 
Result so far: 9291.0
Deduct 553 from 678 and we're left with 125.
Append the next digit (9) from the dividend to 125 and continue with: 1259 / 553

Advancing to step 8:
The number 553 fits into 1259 2 times, leaving a remainder of 153.
Record the quotient 2 as the next digit in the result. 
Result so far: 92912.0
Subtracting 1106 from 1259 leaves us with 153.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1530, and continue the process.

Step 9:
If we divide 1530 by 553, we get 2 and a remainder of 424.
Record the quotient 2 as the next digit in the result. 
Result so far: 92912.2
The remainder is 424 after subtracting 1106 from 1530.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4240, and continue the process.

On to step 10:
The number 553 fits into 4240 7 times, leaving a remainder of 369.
Use 7 as the next digit of our solution. 
Result so far: 92912.27
Subtracting 3871 from 4240 leaves us with 369.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3690, and continue the process.

Advancing to step 11:
553 can be fit into 3690 6 times, resulting in a remainder of 372.
Record the quotient 6 as the next digit in the result. 
Result so far: 92912.276
Deduct 3318 from 3690 and we're left with 372.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3720, and continue the process.

Going ahead to step 12:
553 can be fit into 3720 6 times, resulting in a remainder of 402.
The number 6 becomes the next digit in our result. 
Result so far: 92912.2766
Deduct 3318 from 3720 and we're left with 402.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4020, and continue the process.

The final outcome is 92912.2766, with a leftover of 0.00402.