15792539 ÷ 70 
We want to figure out the number of times 15792539 can be divided by 70.

Let's proceed to step 1:
If we divide 1 by 70, we get 0 and a remainder of 1.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 1, we end up with 1.
Bring next digit (5) of the dividend behind the 1 and repeat the process: 15 / 70

Let's proceed to step 2:
70 goes into 15 0 times with a remainder of 15.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 15 and we're left with 15.
Grab the next digit (7) from the dividend, add it to 15, then carry on: 157 / 70

Moving on to step 3:
70 goes into 157 2 times with a remainder of 17.
Write down 2 as next digit of the result. 
Result so far: 2.0
Deduct 140 from 157 and we're left with 17.
Grab the next digit (9) from the dividend, add it to 17, then carry on: 179 / 70

Step 4:
70 goes into 179 2 times with a remainder of 39.
Write down 2 as next digit of the result. 
Result so far: 22.0
Deduct 140 from 179 and we're left with 39.
Append the next digit (2) from the dividend to 39 and continue with: 392 / 70

On to step 5:
If we divide 392 by 70, we get 5 and a remainder of 42.
Use 5 as the next digit of our solution. 
Result so far: 225.0
If we take 350 away from 392, we end up with 42.
Take the next digit (5) from the dividend and append it to 42, then repeat: 425 / 70

Step 6:
70 can be fit into 425 6 times, resulting in a remainder of 5.
The number 6 becomes the next digit in our result. 
Result so far: 2256.0
The remainder is 5 after subtracting 420 from 425.
Take the next digit (3) from the dividend and append it to 5, then repeat: 53 / 70

Advancing to step 7:
The number 70 fits into 53 0 times, leaving a remainder of 53.
Use 0 as the next digit of our solution. 
Result so far: 22560.0
Subtract 0 from 53 to get 53.
Grab the next digit (9) from the dividend, add it to 53, then carry on: 539 / 70

Moving on to step 8:
When dividing 539 by 70, we get 7 with a remainder of 49.
Use 7 as the next digit of our solution. 
Result so far: 225607.0
If we take 490 away from 539, we end up with 49.
Since there are no more digits in the dividend, we add a zero to the remainder making it 490, and continue the process.

Let's proceed to step 9:
490 divided by 70 is 7 with a remainder of 0.
Put 7 as the next digit of the answer. 
Result so far: 225607.7
Subtract 490 from 490 to get 0.
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 10:
70 goes into 0 0 times with a remainder of 0.
Use 0 as the next digit of our solution. 
Result so far: 225607.7
If we subtract 0 from 0, we get 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Moving on to step 11:
The number 70 fits into 0 0 times, leaving a remainder of 0.
Record the quotient 0 as the next digit in the result. 
Result so far: 225607.7
Subtract 0 from 0 to get 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

After the division, we end up with 225607.7 and a remainder of 0.0.