numbers which do not make pairs are called
Friendly number A number that is not part of any friendly pair is called solitary.
Masoretic Text The Masoretic[1] Text (MT or
Ä Ä (lower case ä) is a character that represents either a letter from several extended Latin alphabets, or the letter A with an umlaut mark or diaeresis.
Gilbert Gottfried In March 2011, Gottfried made a series of jokes on his Twitter account about the