Titanic Prime
A Prime with 
Digits. As of 1990, there were more than 1400 known (Ribenboim 1990). Thetable below gives the number of known titanic primes as a function of year end.
| Year | Titanic Primes |
| 1992 | 2254 |
| 1993 | 9166 |
| 1994 | 9779 |
| 1995 | 12391 |
References
Caldwell, C. ``The Ten Largest Known Primes.'' http://www.utm.edu/research/primes/largest.html#largest. Morain, F. ``Elliptic Curves, Primality Proving and Some Titanic Primes.'' Astérique 198-200, 245-251, 1992. Ribenboim, P. The Little Book of Big Primes. Berlin: Springer-Verlag, p. 97, 1990. Yates, S. ``Titanic Primes.'' J. Recr. Math. 16, 250-262, 1983-84. Yates, S. ``Sinkers of the Titanics.'' J. Recr. Math. 17, 268-274, 1984-85.
- Great Icosacronic Hexecontahedron
- Great Icosahedron
- Great Icosahedron-Great Stellated Dodecahedron Compound
- Great Icosicosidodecahedron
- Great Icosidodecahedron
- Great Icosihemidodecacron
- Great Icosihemidodecahedron
- Great Inverted Pentagonal Hexecontahedron
- Great Inverted Retrosnub Icosidodecahedron
- Great Inverted Snub Icosidodecahedron
- Great Pentagonal Hexecontahedron
- Great Pentagrammic Hexecontahedron
- Great Pentakis Dodecahedron
- Great Quasitruncated Icosidodecahedron
- Great Retrosnub Icosidodecahedron
- Great Rhombicosidodecahedron (Archimedean)
- Great Rhombicosidodecahedron (Uniform)
- Great Rhombic Triacontahedron
- Great Rhombicuboctahedron (Archimedean)
- Great Rhombicuboctahedron (Uniform)
- Great Rhombidodecacron
- Great Rhombidodecahedron
- Great Rhombihexacron
- Great Rhombihexahedron
- Great Snub Dodecicosidodecahedron