Finite Group Databasebeta

C4⋊#17983840 #31775799

order17488
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#17983840

Splittings

FittingC4×C1093 ⋊ C4
SylowC1093 ⋊ C4⋊C4

Subgroups

subgroupG/H
center, FrattiniC2C2×#17983840
commutator, socleC2×C1093C2×C4
FittingC4×C1093C4
prime radical, cosocleC2×D1093C22
hypercenterC4#17983840
hypocenterC1093C4⋊C4
LCSG ▷ C2×C1093 ▷ C1093
UCSC1 ◁ C2 ◁ C4

26 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4372

Polycyclic presentation:

2^4,1093|a^2=d,b^2=c,b^a=bc,e^a=e^563,e^d=e^1092

Conjugacy classes & character table

1102 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#46854169, #46854170, #46854175, …
maximal normal subgroup of#46854169, #46854170, #46854175, …
maximal quotient of(C2×#17983840)⋊C4, C4⋊#22576727, #46854174, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17488, 46);