Finite Group Databasebeta

D2909 #19154115

order5818
automorphismAut(G) order 8459372
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD2909
unambiguous semidirect productC2909⋊C2

Splittings

Fitting, socle, derived, SylowC2909 ⋊ C2

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC2909C2
LCSG ▷ C2909
UCSC1

4 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,2909|b^a=b^2908

Conjugacy classes & character table

1456 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#26042771, C2×D2909, C3×D2909, …
maximal normal subgroup of#26042771, C2×D2909, C3×D2909, …
maximal quotient ofDic2909, C2×D2909, C3×D2909, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5818, 1);