Finite Group DatabasebetaFinite Group Databasebeta| order | 21875 |
| nilpotency class | 2 |
| automorphism | ? |
| homology | Abelianization (H1) = C52×C7×C25 · Schur multiplier (H2) = C54 |
| direct product | C5×C7×C52⋊C25 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C53×C7 | C52 |
| commutator | C5 | C52×C7×C25 |
| Frattini, cosocle | C52 | C53×C7 |
| prime radical | C54×C7 | C5 |
| LCS | G ▷ C5 ▷ C1 | |
| UCS | C1 ◁ C53×C7 ◁ G | |
852 conjugacy classes of subgroups.
| minimal degree | μ(G) = 62 |
| transitive degree | μt(G) = 4375 |
A minimal faithful permutation representation — 3 generators on 62 points:
(1,2,3,4,5)(56,57,58,59,60,61,62);(6,7,9,13,20)(8,11,15,22,27)(10,16,25,30,26)(12,18,24,21,28)(14,23,29,19,17)(31,32,34,37,41,33,35,38,42,46,36,39,43,47,50,40,44,48,51,53,45,49,52,54,55);(7,10,17,18,11)(9,14,15,16,24)(13,21,25,22,23)(20,27,28,29,30)5075 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21875, 40);