61265259 ÷ 640 
We want to figure out the number of times 61265259 can be divided by 640.

On to step 1:
6 divided by 640 is 0 with a remainder of 6.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 6, we get 6.
Bring next digit (1) of the dividend behind the 6 and repeat the process: 61 / 640

Step 2:
The number 640 fits into 61 0 times, leaving a remainder of 61.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 61, we get 61.
Fetch the next digit (2) from the dividend, attach it to 61 and continue: 612 / 640

Let's proceed to step 3:
612 divided by 640 is 0 with a remainder of 612.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Deduct 0 from 612 and we're left with 612.
Append the next digit (6) from the dividend to 612 and continue with: 6126 / 640

Advancing to step 4:
The number 640 fits into 6126 9 times, leaving a remainder of 366.
Record the quotient 9 as the next digit in the result. 
Result so far: 9.0
The remainder is 366 after subtracting 5760 from 6126.
Fetch the next digit (5) from the dividend, attach it to 366 and continue: 3665 / 640

Advancing to step 5:
If we divide 3665 by 640, we get 5 and a remainder of 465.
Record the quotient 5 as the next digit in the result. 
Result so far: 95.0
Subtract 3200 from 3665 to get 465.
Take the next digit (2) from the dividend and append it to 465, then repeat: 4652 / 640

Step 6:
640 can be fit into 4652 7 times, resulting in a remainder of 172.
Put 7 as the next digit of the answer. 
Result so far: 957.0
If we take 4480 away from 4652, we end up with 172.
Append the next digit (5) from the dividend to 172 and continue with: 1725 / 640

Step 7:
The number 640 fits into 1725 2 times, leaving a remainder of 445.
Put 2 as the next digit of the answer. 
Result so far: 9572.0
Deduct 1280 from 1725 and we're left with 445.
Append the next digit (9) from the dividend to 445 and continue with: 4459 / 640

Step 8:
If we divide 4459 by 640, we get 6 and a remainder of 619.
Record the quotient 6 as the next digit in the result. 
Result so far: 95726.0
Subtract 3840 from 4459 to get 619.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6190, and continue the process.

Let's proceed to step 9:
If we divide 6190 by 640, we get 9 and a remainder of 430.
Put 9 as the next digit of the answer. 
Result so far: 95726.9
Subtracting 5760 from 6190 leaves us with 430.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4300, and continue the process.

Moving on to step 10:
The number 640 fits into 4300 6 times, leaving a remainder of 460.
Put 6 as the next digit of the answer. 
Result so far: 95726.96
The remainder is 460 after subtracting 3840 from 4300.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4600, and continue the process.

Let's proceed to step 11:
The number 640 fits into 4600 7 times, leaving a remainder of 120.
Record the quotient 7 as the next digit in the result. 
Result so far: 95726.967
Subtracting 4480 from 4600 leaves us with 120.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

Moving on to step 12:
1200 divided by 640 is 1 with a remainder of 560.
Write down 1 as next digit of the result. 
Result so far: 95726.9671
If we subtract 640 from 1200, we get 560.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5600, and continue the process.

Moving on to step 13:
The number 640 fits into 5600 8 times, leaving a remainder of 480.
The number 8 becomes the next digit in our result. 
Result so far: 95726.96718
If we take 5120 away from 5600, we end up with 480.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4800, and continue the process.

Moving on to step 14:
If we divide 4800 by 640, we get 7 and a remainder of 320.
The next digit of our result is 7. 
Result so far: 95726.967187
Deduct 4480 from 4800 and we're left with 320.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3200, and continue the process.

Let's proceed to step 15:
When dividing 3200 by 640, we get 5 with a remainder of 0.
Write down 5 as next digit of the result. 
Result so far: 95726.9671875
The remainder is 0 after subtracting 3200 from 3200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

On to step 16:
640 can be fit into 0 0 times, resulting in a remainder of 0.
Record the quotient 0 as the next digit in the result. 
Result so far: 95726.9671875
Subtracting 0 from 0 leaves us with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

The quotient of the division is 95726.9671875, and the remainder is 0.0.