The term washington d.c. is identified in base64 scheme by the sequence d2FzaGluZ3RvbiBkLmMu, while the MD5 signature is equal to 4b8c66e39b728b3461da9a153b159b81. The ASCII encoding of washington d.c. in hexadecimal notation is 77617368696e67746f6e20642e632e.