The term exponential equation is identified in base64 scheme by the sequence ZXhwb25lbnRpYWwgZXF1YXRpb24=, while the MD5 signature is equal to 26a025379ae5f69ac5b2137fd86a12d8. The ASCII encoding of exponential equation in hexadecimal notation is 6578706f6e656e7469616c206571756174696f6e.