Small ditetrahedronary prismatocubihexacosihecatonicosachoron

The small ditetrahedronary prismatocubihexacosihecatonicosachoron, or sadtip caxhi, is a nonconvex uniform polychoron that consists of 600 cubes, 600 tetrahedra, 120 icosidodecahedra, and 720 pentagonal prisms. Eight cubes, four tetrahedra, six icosidodecahedra, and twelve pentagonal prisms join at each vertex.

Vertex coordinates
Its vertices are the same as those of its regiment colonel, the small ditetrahedronary hexacosihecatonicosachoron.