Finite Group Databasebeta

C4⋊#20269774 #41003760

order26944
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#20269774

Splittings

SylowC421 ⋊ C4⋊C16

Subgroups

subgroupG/H
center, FrattiniC2×C4C2×#13132997
commutatorC2×C421C2×C16
FittingC42×C421C4
socle, prime radicalC22×C421C2×C8
cosocleC2×#16809890C22
hypercenterC42#13132997
hypocenterC421C4⋊C16
LCSG ▷ C2×C421 ▷ C421
UCSC1 ◁ C2×C4 ◁ C42

50 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 26944

Polycyclic presentation:

2^6,421|a^2=d,b^2=c,d^2=e,e^2=f,b^a=bc,g^a=g^29,g^d=g^420

Conjugacy classes & character table

1720 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26944, 1469);