A quintillion is a very large number. It's equal to a billion billion (1,000,000,000,000).

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    Example Sentences for quintillion

    • 1

      Now multiply that by a quintillion.

    • 2

      So 5 quintillion bits per second.

    • 3

      A quintillion would take longer than the age of the universe.

    • 4

      To do a cube with that diameter would take a quintillion scans.

    • 5

      But you can't write down, say, a string of a quintillion symbols, either.