507451 divided by 1 
We're looking to find how many times 1 goes into 507451.

Moving on to step 1:
The number 1 fits into 5 5 times, leaving a remainder of 0.
Write down 5 as next digit of the result. 
Result so far: 5.0
Subtract 5 from 5 to get 0.
Append the next digit (0) from the dividend to 0 and continue with: 0 / 1

Going ahead to step 2:
1 can be fit into 0 0 times, resulting in a remainder of 0.
The next digit of our result is 0. 
Result so far: 50.0
Deduct 0 from 0 and we're left with 0.
Include the next digit (7) from the dividend after 0, then repeat: 7 / 1

Advancing to step 3:
When dividing 7 by 1, we get 7 with a remainder of 0.
The number 7 becomes the next digit in our result. 
Result so far: 507.0
Subtract 7 from 7 to get 0.
Include the next digit (4) from the dividend after 0, then repeat: 4 / 1

Moving on to step 4:
1 can be fit into 4 4 times, resulting in a remainder of 0.
The next digit of our result is 4. 
Result so far: 5074.0
If we take 4 away from 4, we end up with 0.
Bring next digit (5) of the dividend behind the 0 and repeat the process: 5 / 1

Step 5:
If we divide 5 by 1, we get 5 and a remainder of 0.
The number 5 becomes the next digit in our result. 
Result so far: 50745.0
Deduct 5 from 5 and we're left with 0.
Grab the next digit (1) from the dividend, add it to 0, then carry on: 1 / 1

Advancing to step 6:
When dividing 1 by 1, we get 1 with a remainder of 0.
Use 1 as the next digit of our solution. 
Result so far: 507451.0
If we subtract 1 from 1, 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.

Let's proceed to step 7:
When dividing 0 by 1, we get 0 with a remainder of 0.
Use 0 as the next digit of our solution. 
Result so far: 507451.0
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.

Let's proceed to step 8:
If we divide 0 by 1, we get 0 and a remainder of 0.
Put 0 as the next digit of the answer. 
Result so far: 507451.0
Deduct 0 from 0 and we're left 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.

In conclusion, the division gives 507451.0 with a balance of 0.0.