64194045 divided by 91 
We want to figure out the number of times 64194045 can be divided by 91.

On to step 1:
91 can be fit into 6 0 times, resulting in a remainder of 6.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtracting 0 from 6 leaves us with 6.
Append the next digit (4) from the dividend to 6 and continue with: 64 / 91

Let's proceed to step 2:
When dividing 64 by 91, we get 0 with a remainder of 64.
The next digit of our result is 0. 
Result so far: 0.0
If we take 0 away from 64, we end up with 64.
Take the next digit (1) from the dividend and append it to 64, then repeat: 641 / 91

Step 3:
The number 91 fits into 641 7 times, leaving a remainder of 4.
Use 7 as the next digit of our solution. 
Result so far: 7.0
Subtract 637 from 641 to get 4.
Include the next digit (9) from the dividend after 4, then repeat: 49 / 91

Going ahead to step 4:
49 divided by 91 is 0 with a remainder of 49.
The number 0 becomes the next digit in our result. 
Result so far: 70.0
Subtract 0 from 49 to get 49.
Bring next digit (4) of the dividend behind the 49 and repeat the process: 494 / 91

Step 5:
When dividing 494 by 91, we get 5 with a remainder of 39.
Write down 5 as next digit of the result. 
Result so far: 705.0
Deduct 455 from 494 and we're left with 39.
Append the next digit (0) from the dividend to 39 and continue with: 390 / 91

On to step 6:
The number 91 fits into 390 4 times, leaving a remainder of 26.
The next digit of our result is 4. 
Result so far: 7054.0
Subtracting 364 from 390 leaves us with 26.
Fetch the next digit (4) from the dividend, attach it to 26 and continue: 264 / 91

Let's proceed to step 7:
When dividing 264 by 91, we get 2 with a remainder of 82.
The number 2 becomes the next digit in our result. 
Result so far: 70542.0
Subtract 182 from 264 to get 82.
Take the next digit (5) from the dividend and append it to 82, then repeat: 825 / 91

Advancing to step 8:
When dividing 825 by 91, we get 9 with a remainder of 6.
Put 9 as the next digit of the answer. 
Result so far: 705429.0
The remainder is 6 after subtracting 819 from 825.
Since there are no more digits in the dividend, we add a zero to the remainder making it 60, and continue the process.

Let's proceed to step 9:
60 divided by 91 is 0 with a remainder of 60.
The number 0 becomes the next digit in our result. 
Result so far: 705429.0
If we subtract 0 from 60, we get 60.
Since there are no more digits in the dividend, we add a zero to the remainder making it 600, and continue the process.

Step 10:
When dividing 600 by 91, we get 6 with a remainder of 54.
Put 6 as the next digit of the answer. 
Result so far: 705429.06
Subtract 546 from 600 to get 54.
Since there are no more digits in the dividend, we add a zero to the remainder making it 540, and continue the process.

Going ahead to step 11:
If we divide 540 by 91, we get 5 and a remainder of 85.
Write down 5 as next digit of the result. 
Result so far: 705429.065
The remainder is 85 after subtracting 455 from 540.
Since there are no more digits in the dividend, we add a zero to the remainder making it 850, and continue the process.

Let's proceed to step 12:
If we divide 850 by 91, we get 9 and a remainder of 31.
The next digit of our result is 9. 
Result so far: 705429.0659
If we take 819 away from 850, we end up with 31.
Since there are no more digits in the dividend, we add a zero to the remainder making it 310, and continue the process.

Step 13:
If we divide 310 by 91, we get 3 and a remainder of 37.
The next digit of our result is 3. 
Result so far: 705429.06593
Subtracting 273 from 310 leaves us with 37.
Since there are no more digits in the dividend, we add a zero to the remainder making it 370, and continue the process.

Let's proceed to step 14:
91 goes into 370 4 times with a remainder of 6.
Write down 4 as next digit of the result. 
Result so far: 705429.065934
The remainder is 6 after subtracting 364 from 370.
Since there are no more digits in the dividend, we add a zero to the remainder making it 60, and continue the process.

Moving on to step 15:
91 can be fit into 60 0 times, resulting in a remainder of 60.
Record the quotient 0 as the next digit in the result. 
Result so far: 705429.065934
Subtracting 0 from 60 leaves us with 60.
Since there are no more digits in the dividend, we add a zero to the remainder making it 600, and continue the process.

On to step 16:
When dividing 600 by 91, we get 6 with a remainder of 54.
The number 6 becomes the next digit in our result. 
Result so far: 705429.06593406
If we subtract 546 from 600, we get 54.
Since there are no more digits in the dividend, we add a zero to the remainder making it 540, and continue the process.

The final outcome is 705429.06593406, with a leftover of 5.4e-08.