C prgm to write a given number in powers of 2

hi,
can anybody tell me how to write a C program to write a given number in powers of 2
eg:
75=2^6+2^3+2^1+2^0
can anybody tell me how to write a C program to write a given number in powers of 2
eg:
75=2^6+2^3+2^1+2^0