Finite Group Databasebeta

D8395 #30680966

order16790
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD8395
unambiguous semidirect productC5⋊D1679
unambiguous semidirect productC23⋊D365
unambiguous semidirect productC73⋊D115

Splittings

Fitting, socle, derived, HallC5×C23×C73 ⋊ C2
HallC23×C73 ⋊ D5
HallC5×C73 ⋊ D23
HallC5×C23 ⋊ D73
SylowC73 ⋊ D115
SylowC23 ⋊ D365
SylowC5 ⋊ D1679

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC5×C23×C73C2
LCSG ▷ C5×C23×C73
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 101
transitive degreeμt(G) = 8395

A minimal faithful permutation representation — 2 generators on 101 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)(29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101);(2,5)(3,4)(7,28)(8,27)(9,26)(10,25)(11,24)(12,23)(13,22)(14,21)(15,20)(16,19)(17,18)(30,101)(31,100)(32,99)(33,98)(34,97)(35,96)(36,95)(37,94)(38,93)(39,92)(40,91)(41,90)(42,89)(43,88)(44,87)(45,86)(46,85)(47,84)(48,83)(49,82)(50,81)(51,80)(52,79)(53,78)(54,77)(55,76)(56,75)(57,74)(58,73)(59,72)(60,71)(61,70)(62,69)(63,68)(64,67)(65,66)

Polycyclic presentation:

2,5,23,73|b^a=b^4,c^a=c^22,d^a=d^72

Conjugacy classes & character table

4199 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD73×D115, D23×D365, D5×D1679, …
maximal normal subgroup ofD73×D115, D23×D365, D5×D1679, …
maximal quotient ofDic8395, C2×D8395

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16790, 8);