58806617 divided by 390 
The aim is to understand the frequency of 390 in 58806617.

Moving on to step 1:
If we divide 5 by 390, we get 0 and a remainder of 5.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 5, we end up with 5.
Include the next digit (8) from the dividend after 5, then repeat: 58 / 390

Moving on to step 2:
The number 390 fits into 58 0 times, leaving a remainder of 58.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 58, we get 58.
Include the next digit (8) from the dividend after 58, then repeat: 588 / 390

Let's proceed to step 3:
If we divide 588 by 390, we get 1 and a remainder of 198.
Use 1 as the next digit of our solution. 
Result so far: 1.0
Subtract 390 from 588 to get 198.
Bring next digit (0) of the dividend behind the 198 and repeat the process: 1980 / 390

Moving on to step 4:
390 can be fit into 1980 5 times, resulting in a remainder of 30.
Write down 5 as next digit of the result. 
Result so far: 15.0
Deduct 1950 from 1980 and we're left with 30.
Include the next digit (6) from the dividend after 30, then repeat: 306 / 390

Let's proceed to step 5:
390 can be fit into 306 0 times, resulting in a remainder of 306.
Write down 0 as next digit of the result. 
Result so far: 150.0
If we take 0 away from 306, we end up with 306.
Include the next digit (6) from the dividend after 306, then repeat: 3066 / 390

Let's proceed to step 6:
390 goes into 3066 7 times with a remainder of 336.
The number 7 becomes the next digit in our result. 
Result so far: 1507.0
Subtracting 2730 from 3066 leaves us with 336.
Bring next digit (1) of the dividend behind the 336 and repeat the process: 3361 / 390

Let's proceed to step 7:
390 can be fit into 3361 8 times, resulting in a remainder of 241.
Use 8 as the next digit of our solution. 
Result so far: 15078.0
Deduct 3120 from 3361 and we're left with 241.
Append the next digit (7) from the dividend to 241 and continue with: 2417 / 390

Advancing to step 8:
2417 divided by 390 is 6 with a remainder of 77.
The number 6 becomes the next digit in our result. 
Result so far: 150786.0
Deduct 2340 from 2417 and we're left with 77.
Since there are no more digits in the dividend, we add a zero to the remainder making it 770, and continue the process.

Moving on to step 9:
390 goes into 770 1 times with a remainder of 380.
Write down 1 as next digit of the result. 
Result so far: 150786.1
Deduct 390 from 770 and we're left with 380.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3800, and continue the process.

Going ahead to step 10:
The number 390 fits into 3800 9 times, leaving a remainder of 290.
Put 9 as the next digit of the answer. 
Result so far: 150786.19
Subtract 3510 from 3800 to get 290.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2900, and continue the process.

Advancing to step 11:
If we divide 2900 by 390, we get 7 and a remainder of 170.
Record the quotient 7 as the next digit in the result. 
Result so far: 150786.197
If we subtract 2730 from 2900, we get 170.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1700, and continue the process.

Moving on to step 12:
1700 divided by 390 is 4 with a remainder of 140.
Use 4 as the next digit of our solution. 
Result so far: 150786.1974
If we take 1560 away from 1700, we end up with 140.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1400, and continue the process.

Step 13:
If we divide 1400 by 390, we get 3 and a remainder of 230.
Record the quotient 3 as the next digit in the result. 
Result so far: 150786.19743
Subtract 1170 from 1400 to get 230.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2300, and continue the process.

Moving on to step 14:
When dividing 2300 by 390, we get 5 with a remainder of 350.
The next digit of our result is 5. 
Result so far: 150786.197435
If we subtract 1950 from 2300, we get 350.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3500, and continue the process.

On to step 15:
3500 divided by 390 is 8 with a remainder of 380.
Record the quotient 8 as the next digit in the result. 
Result so far: 150786.1974358
If we take 3120 away from 3500, we end up with 380.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3800, and continue the process.

On to step 16:
If we divide 3800 by 390, we get 9 and a remainder of 290.
The next digit of our result is 9. 
Result so far: 150786.19743589
If we take 3510 away from 3800, we end up with 290.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2900, and continue the process.

The final result is 150786.19743589 with a remainder of 2.9e-07.