3^100 =
9^50 =
81^25 =
515,377,520,732,011,331,036,461,129,765,621,272,702,107,522,001
Which is pronounced as :
515 quattuordecillion 377 tredecillion 520 duodecillion 732 undecillion 11 decillion 331 nonillion 36 octillion 461 septillion 129 sextillion 765 quintillion 621 quadrillion 272 trillion 702 billion 107 million 522 thousand 1