Finite Group Databasebeta

C4⋊#18012450 #34063529

order19216
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#18012450

Splittings

FittingC4×C1201 ⋊ C4
SylowC1201 ⋊ C4⋊C4

Subgroups

subgroupG/H
center, FrattiniC2C2×#18012450
commutator, socleC2×C1201C2×C4
FittingC4×C1201C4
prime radical, cosocleC2×D1201C22
hypercenterC4#18012450
hypocenterC1201C4⋊C4
LCSG ▷ C2×C1201 ▷ C1201
UCSC1 ◁ C2 ◁ C4

26 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4804

Polycyclic presentation:

2^4,1201|a^2=d,b^2=c,b^a=bc,e^a=e^1152,e^d=e^1200

Conjugacy classes & character table

1210 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#50307916, #50307917, #50307922, …
maximal normal subgroup of#50307916, #50307917, #50307922, …
maximal quotient of(C2×#18012450)⋊C4, C4⋊#23751197, #50307921, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19216, 46);