Finite Group Databasebeta

Dic19⋊C8 #10597271

order608
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productDic19⋊C8

Splittings

SylowC19 ⋊ C4⋊C8

Subgroups

subgroupG/H
center, FrattiniC2×C4C2×D19
commutatorC2×C19C2×C8
FittingC2×C8×C19C2
socle, prime radicalC22×C19C2×C4
cosocleC2×C4×C19C22
hypercenterC2×C8D19
hypocenterC19C4⋊C8
LCSG ▷ C2×C19 ▷ C19
UCSC1 ◁ C2×C4 ◁ C2×C8

38 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 608

Polycyclic presentation:

2^5,19|a^2=d,b^2=c,c^2=e,b^a=bd,f^a=f^18

Conjugacy classes & character table

164 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4⋊C8×D19, C2×Dic19⋊C8, #11926566, …
maximal normal subgroup ofC4⋊C8×D19, C2×Dic19⋊C8, #11926566, …
maximal quotient of#11926294, #11926296, #11926298, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(608, 20);