Finite Group DatabasebetaFinite Group Databasebeta| order | 28928 |
| nilpotency class | 4 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4×C113 · Schur multiplier (H2) = C23 |
| direct product | C113×#11657 |
| subgroup | G/H | |
|---|---|---|
| center | C2×C4×C113 | C2×D8 |
| commutator | C2×C8 | C22×C4×C113 |
| Frattini, cosocle | C4×C8 | C23×C113 |
| socle | C22×C113 | C2×#102 |
| prime radical | C22×D8×C113 | C4 |
| LCS | G ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4×C113 ◁ C2×C42×C113 ◁ C2×C4×C8×C113 ◁ G | |
430 conjugacy classes of subgroups.
| minimal degree | μ(G) = 137 |
| transitive degree | μt(G) = 7232 |
A minimal faithful permutation representation — 3 generators on 137 points:
(1,2,3,6,4,5,7,8)(9,10)(11,14)(12,21)(13,17)(15,18)(16,19)(20,23)(22,24)(25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137);(10,14)(11,18)(12,19)(15,16)(17,23)(20,24)(21,22);(2,5)(6,8)6554 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(28928, 4645);