Finite Group Databasebeta

D7215 #28385803

order14430
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD7215
unambiguous semidirect productC3⋊D2405
unambiguous semidirect productC5⋊D1443
unambiguous semidirect productC13⋊D555
unambiguous semidirect productC37⋊D195

Splittings

Fitting, socle, derived, HallC3×C5×C13×C37 ⋊ C2
HallC5×C13×C37 ⋊ D3
HallC3×C13×C37 ⋊ D5
HallC3×C5×C37 ⋊ D13
HallC13×C37 ⋊ D15
HallC3×C5×C13 ⋊ D37
HallC5×C37 ⋊ D39
HallC3×C37 ⋊ D65
HallC5×C13 ⋊ D111
HallC3×C13 ⋊ D185
SylowC37 ⋊ D195
HallC3×C5 ⋊ D481
SylowC13 ⋊ D555
SylowC5 ⋊ D1443
SylowC3 ⋊ D2405

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C5×C13×C37C2
LCSG ▷ C3×C5×C13×C37
UCSC1

32 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 58
transitive degreeμt(G) = 7215

A minimal faithful permutation representation — 2 generators on 58 points:

(1,2,3)(4,5,6,7,8)(9,10,11,12,13,14,15,16,17,18,19,20,21)(22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58);(2,3)(5,8)(6,7)(10,21)(11,20)(12,19)(13,18)(14,17)(15,16)(23,58)(24,57)(25,56)(26,55)(27,54)(28,53)(29,52)(30,51)(31,50)(32,49)(33,48)(34,47)(35,46)(36,45)(37,44)(38,43)(39,42)(40,41)

Polycyclic presentation:

2,3,5,13,37|b^a=b^2,c^a=c^4,d^a=d^12,e^a=e^36

Conjugacy classes & character table

3609 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD37×D195, D13×D555, D15×D481, …
maximal normal subgroup ofD37×D195, D13×D555, D15×D481, …
maximal quotient ofDic7215, C2×D7215

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(14430, 20);