81157841 ÷ 621 
We're looking to find how many times 621 goes into 81157841.

Step 1:
The number 621 fits into 8 0 times, leaving a remainder of 8.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 8 and we're left with 8.
Grab the next digit (1) from the dividend, add it to 8, then carry on: 81 / 621

Let's proceed to step 2:
621 can be fit into 81 0 times, resulting in a remainder of 81.
Put 0 as the next digit of the answer. 
Result so far: 0.0
The remainder is 81 after subtracting 0 from 81.
Take the next digit (1) from the dividend and append it to 81, then repeat: 811 / 621

Advancing to step 3:
If we divide 811 by 621, we get 1 and a remainder of 190.
Write down 1 as next digit of the result. 
Result so far: 1.0
If we subtract 621 from 811, we get 190.
Fetch the next digit (5) from the dividend, attach it to 190 and continue: 1905 / 621

Moving on to step 4:
The number 621 fits into 1905 3 times, leaving a remainder of 42.
Write down 3 as next digit of the result. 
Result so far: 13.0
If we subtract 1863 from 1905, we get 42.
Take the next digit (7) from the dividend and append it to 42, then repeat: 427 / 621

Advancing to step 5:
The number 621 fits into 427 0 times, leaving a remainder of 427.
The number 0 becomes the next digit in our result. 
Result so far: 130.0
Subtracting 0 from 427 leaves us with 427.
Take the next digit (8) from the dividend and append it to 427, then repeat: 4278 / 621

Moving on to step 6:
621 goes into 4278 6 times with a remainder of 552.
The number 6 becomes the next digit in our result. 
Result so far: 1306.0
If we subtract 3726 from 4278, we get 552.
Take the next digit (4) from the dividend and append it to 552, then repeat: 5524 / 621

Advancing to step 7:
When dividing 5524 by 621, we get 8 with a remainder of 556.
The next digit of our result is 8. 
Result so far: 13068.0
Subtract 4968 from 5524 to get 556.
Append the next digit (1) from the dividend to 556 and continue with: 5561 / 621

Step 8:
When dividing 5561 by 621, we get 8 with a remainder of 593.
Record the quotient 8 as the next digit in the result. 
Result so far: 130688.0
If we take 4968 away from 5561, we end up with 593.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5930, and continue the process.

Moving on to step 9:
5930 divided by 621 is 9 with a remainder of 341.
Record the quotient 9 as the next digit in the result. 
Result so far: 130688.9
If we take 5589 away from 5930, we end up with 341.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3410, and continue the process.

Moving on to step 10:
The number 621 fits into 3410 5 times, leaving a remainder of 305.
Record the quotient 5 as the next digit in the result. 
Result so far: 130688.95
Subtracting 3105 from 3410 leaves us with 305.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3050, and continue the process.

Step 11:
The number 621 fits into 3050 4 times, leaving a remainder of 566.
The number 4 becomes the next digit in our result. 
Result so far: 130688.954
Subtract 2484 from 3050 to get 566.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5660, and continue the process.

Advancing to step 12:
5660 divided by 621 is 9 with a remainder of 71.
Record the quotient 9 as the next digit in the result. 
Result so far: 130688.9549
Subtracting 5589 from 5660 leaves us with 71.
Since there are no more digits in the dividend, we add a zero to the remainder making it 710, and continue the process.

Moving on to step 13:
710 divided by 621 is 1 with a remainder of 89.
Record the quotient 1 as the next digit in the result. 
Result so far: 130688.95491
Deduct 621 from 710 and we're left with 89.
Since there are no more digits in the dividend, we add a zero to the remainder making it 890, and continue the process.

Let's proceed to step 14:
890 divided by 621 is 1 with a remainder of 269.
Write down 1 as next digit of the result. 
Result so far: 130688.954911
If we subtract 621 from 890, we get 269.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2690, and continue the process.

Our division results in 130688.954911 with a remaining 2.69e-05.