Gooprovi is in the googol family and a prime[1][2], the first prime after googovi aka four-greats gross. It is equal to \(12^{6} + 7\), it has 7 digits and its decimal representation is 2,985,991.


Notation Approximation
Arrow notation \(12\uparrow 6\)
Hyper-E notation E6


  1. Googology Retrieved 2021-07-09.
  2. OEIS, Sequence A201261
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