21545633 divided by 891 
We want to divide 21545633 by 891.

Going ahead to step 1:
When dividing 2 by 891, we get 0 with a remainder of 2.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we subtract 0 from 2, we get 2.
Grab the next digit (1) from the dividend, add it to 2, then carry on: 21 / 891

On to step 2:
When dividing 21 by 891, we get 0 with a remainder of 21.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we subtract 0 from 21, we get 21.
Include the next digit (5) from the dividend after 21, then repeat: 215 / 891

Step 3:
If we divide 215 by 891, we get 0 and a remainder of 215.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Deduct 0 from 215 and we're left with 215.
Append the next digit (4) from the dividend to 215 and continue with: 2154 / 891

Moving on to step 4:
891 can be fit into 2154 2 times, resulting in a remainder of 372.
Record the quotient 2 as the next digit in the result. 
Result so far: 2.0
Subtracting 1782 from 2154 leaves us with 372.
Bring next digit (5) of the dividend behind the 372 and repeat the process: 3725 / 891

On to step 5:
When dividing 3725 by 891, we get 4 with a remainder of 161.
Write down 4 as next digit of the result. 
Result so far: 24.0
If we take 3564 away from 3725, we end up with 161.
Take the next digit (6) from the dividend and append it to 161, then repeat: 1616 / 891

Moving on to step 6:
1616 divided by 891 is 1 with a remainder of 725.
Record the quotient 1 as the next digit in the result. 
Result so far: 241.0
Deduct 891 from 1616 and we're left with 725.
Fetch the next digit (3) from the dividend, attach it to 725 and continue: 7253 / 891

Advancing to step 7:
891 goes into 7253 8 times with a remainder of 125.
Record the quotient 8 as the next digit in the result. 
Result so far: 2418.0
If we take 7128 away from 7253, we end up with 125.
Bring next digit (3) of the dividend behind the 125 and repeat the process: 1253 / 891

Let's proceed to step 8:
891 can be fit into 1253 1 times, resulting in a remainder of 362.
Record the quotient 1 as the next digit in the result. 
Result so far: 24181.0
If we take 891 away from 1253, we end up with 362.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3620, and continue the process.

Let's proceed to step 9:
If we divide 3620 by 891, we get 4 and a remainder of 56.
Record the quotient 4 as the next digit in the result. 
Result so far: 24181.4
If we subtract 3564 from 3620, we get 56.
Since there are no more digits in the dividend, we add a zero to the remainder making it 560, and continue the process.

Moving on to step 10:
If we divide 560 by 891, we get 0 and a remainder of 560.
The number 0 becomes the next digit in our result. 
Result so far: 24181.4
Subtracting 0 from 560 leaves us with 560.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5600, and continue the process.

On to step 11:
When dividing 5600 by 891, we get 6 with a remainder of 254.
The number 6 becomes the next digit in our result. 
Result so far: 24181.406
If we subtract 5346 from 5600, we get 254.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2540, and continue the process.

On to step 12:
The number 891 fits into 2540 2 times, leaving a remainder of 758.
Record the quotient 2 as the next digit in the result. 
Result so far: 24181.4062
If we subtract 1782 from 2540, we get 758.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7580, and continue the process.

Step 13:
The number 891 fits into 7580 8 times, leaving a remainder of 452.
The number 8 becomes the next digit in our result. 
Result so far: 24181.40628
Subtract 7128 from 7580 to get 452.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4520, and continue the process.

Step 14:
891 goes into 4520 5 times with a remainder of 65.
Put 5 as the next digit of the answer. 
Result so far: 24181.406285
If we subtract 4455 from 4520, we get 65.
Since there are no more digits in the dividend, we add a zero to the remainder making it 650, and continue the process.

Step 15:
891 can be fit into 650 0 times, resulting in a remainder of 650.
Write down 0 as next digit of the result. 
Result so far: 24181.406285
If we subtract 0 from 650, we get 650.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6500, and continue the process.

Advancing to step 16:
When dividing 6500 by 891, we get 7 with a remainder of 263.
Record the quotient 7 as the next digit in the result. 
Result so far: 24181.40628507
Subtracting 6237 from 6500 leaves us with 263.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2630, and continue the process.

After the division, we end up with 24181.40628507 and a remainder of 2.63e-07.