Finite Group Databasebeta

C4⋊#19129087 #36340407

order21536
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#19129087

Splittings

SylowC673 ⋊ C4⋊C8

Subgroups

subgroupG/H
center, FrattiniC2×C4C2×D673
commutatorC2×C673C2×C8
FittingC42×C673C2
socle, prime radicalC22×C673C2×C4
cosocleC2×C4×C673C22
hypercenterC42D673
hypocenterC673C4⋊C8
LCSG ▷ C2×C673 ▷ C673
UCSC1 ◁ C2×C4 ◁ C42

38 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 21536

Polycyclic presentation:

2^5,673|a^2=d,b^2=c,d^2=e,b^a=bc,f^a=f^672

Conjugacy classes & character table

5396 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(21536, 76);