CONVERSION OF DECIMAL NUMBER TO BINARY, OCTAL AND HEXADECIMAL NUMBER SYSTEM | PYTHON

Python Program of Conversion of Decimal Number to Binary, Octal and Hexadecimal Number System by simple method through user define function.

1. def binf(n):
2.     b=0
3.     i=0
4.     while(n!=0):
5.         r=n%2
6.         b+=r*(10**i)
7.         n=n//2
8.         i+=1
9.     return b
10. def octf(n):
11.     o=0
12.     i=0
13.     while(n!=0):
14.         r=n%8
15.         o+=r*(10**i)
16.         n=n//8
17.         i+=1
18.     return o
19. def hxdf(n):
20.     h=[]
21.     while(n!=0):  
22.         r=n%16
23.         if(r<10):
24.             h.append(r)
25.         if(r==10):
26.             h.append("A")
27.         if(r==11):
28.             h.append("B")
29.         if(r==12):
30.             h.append("C")
31.         if(r==13):
32.             h.append("D")
33.         if(r==14):
34.             h.append("E")
35.         if(r==15):
36.             h.append("F")
37.         n=n//16
38.     nl=[]
39.     for i in range(len(h)-1,-1,-1):
40.         nl.append(h[i])
41.     return nl
42. n=int(input("Enter Decimal Number="))
43. bn=binf(n)
44. print("Binary Number of",n,"is",bn)
45. on=octf(n)
46. print("Octal Number of",n,"is",on)
47. hn1=hxdf(n)
48. ltostr=' '.join(map(str, hn1))
49. print("Hexadecimal Number of",n,"is",ltostr)

Output Screen:

Number System

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