Zsigmondy Theorem
If 
and 
(i.e., 
and 
are Relatively Prime), then 
has a Primitive PrimeFactor with the following two possible exceptions:
- 1.
. - 2.
and 
is a Power of 2.
, then 
has a Primitive Prime Factor with the exception 
.
References
Ribenboim, P. The Little Book of Big Primes. New York: Springer-Verlag, p. 27, 1991.
- True
- Truncate
- Truncated Cone
- Truncated Cube
- Truncated Cuboctahedron
- Truncated Dodecadodecahedron
- Truncated Dodecahedron
- Truncated Great Dodecahedron
- Truncated Great Icosahedron
- Truncated Hexahedron
- Truncated Icosahedron
- Truncated Icosidodecahedron
- Truncated Octahedral Number
- Truncated Octahedron
- Truncated Polyhedron
- Truncated Pyramid
- Truncated Square Pyramid
- Truncated Tetrahedral Number
- Truncated Tetrahedron
- Truncation
- Truth Table
- Tschebyshev
- Tschirnhausen Cubic
- Tschirnhausen Cubic Caustic
- Tschirnhausen Cubic Pedal Curve