The term christopher columbus is identified in base64 scheme by the sequence Y2hyaXN0b3BoZXIgY29sdW1idXM=, while the MD5 signature is equal to 918c8b1938ec0db193f4c0f402cd1488. The ASCII encoding of christopher columbus in hexadecimal notation is 6368726973746f7068657220636f6c756d627573.