The term eigenvalue of a square matrix is identified in base64 scheme by the sequence ZWlnZW52YWx1ZSBvZiBhIHNxdWFyZSBtYXRyaXg=, while the MD5 signature is equal to 865e886602b2ffe14eaf261495e508db. The ASCII encoding of eigenvalue of a square matrix in hexadecimal notation is 656967656e76616c7565206f66206120737175617265206d6174726978.