Small dipentary prismatodishecatonicosihecatonicosihexacosichoron

The small dipentary prismatodishecatonicosihecatonicosihexacosichoron, or sidpipdyhix, is a nonconvex uniform polychoron that consists of 720 pentagrammic prisms, 120 truncated icosahedra, 600 octahemioctahedra, 120 small rhombicosidodecahedra, and 120 small ditrigonal dodecicosidodecahedra. Five of each join at each vertex.

Vertex coordinates
Its vertices are the same as those of its regiment colonel, the prismatodishecatonicosachoron.