Finite Group Databasebeta

D4027 #22548950

order8054
automorphismAut(G) order 16212702
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD4027
unambiguous semidirect productC4027⋊C2

Splittings

Fitting, socle, derived, SylowC4027 ⋊ C2

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC4027C2
LCSG ▷ C4027
UCSC1

4 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,4027|b^a=b^4026

Conjugacy classes & character table

2015 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC2×D4027, D4027⋊C3, C3×D4027, …
maximal normal subgroup ofC2×D4027, D4027⋊C3, C3×D4027
maximal quotient ofDic4027, C2×D4027, C3×D4027, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8054, 1);