Baby Monster Group

Also known as Fischer's Baby Monster Group. The Sporadic Group $B$. It has Order

$$2^{41}\cdot 3^{13}\cdot 5^6\cdot 7^2\cdot 11\cdot 13\cdot 17\cdot 19\cdot 23\cdot 31\cdot 47.$$

See also Monster Group

References

Wilson, R. A. ``ATLAS of Finite Group Representation.'' http://for.mat.bham.ac.uk/atlas/html/BM.html.