Finite Group Databasebeta

D4145 #22552083

order8290
automorphismAut(G) order 13728240
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD4145
unambiguous semidirect productC5⋊D829
unambiguous semidirect productC829⋊D5

Splittings

Fitting, socle, derived, HallC5×C829 ⋊ C2
SylowC829 ⋊ D5
SylowC5 ⋊ D829

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC5×C829C2
LCSG ▷ C5×C829
UCSC1

8 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,5,829|b^a=b^4,c^a=c^828

Conjugacy classes & character table

2074 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#30658651, #30658652, D5×D829, …
maximal normal subgroup of#30658651, #30658652, D5×D829, …
maximal quotient ofDic4145, C2×D4145, C3×D4145, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8290, 3);