Filed from 3 published puzzles

GOOGOL

Set to 3 different clues across 3 published puzzles, most often “Giant number” — The New York Times, Thursday, 29 April 1999.

6 letters

Every clue on record, most used first

  • Giant numberonce

    The New York Times — Thursday, 29 April 1999

  • Very large numberonce

    The New York Times — Friday, 14 June 1996

  • 10^^100once

    The New York Times — Thursday, 19 May 1994