Finite Group Databasebeta

D53⋊#424 #20291355

order6784
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

unambiguous semidirect productD53⋊#424

Splittings

SylowC53 ⋊ C2×#424

Subgroups

subgroupG/H
centerC2×C4C22×#6157
commutator, socleC22×C53C23×C4
FrattiniC22C23×#6157
Fitting#117×C53C4
hypercenter#117#6157
hypocenterC53C2×#424
LCSG ▷ C22×C53 ▷ C53
UCSC1 ◁ C2×C4 ◁ #117

512 conjugacy classes of subgroups; only the 210 normal subgroups are shown.

normal subgroups only

This group has 512 conjugacy classes of subgroups — too many to draw. Only its 210 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

Polycyclic presentation:

2^7,53|a^2=f,b^2=e,f^2=g,b^a=be,h^a=h^30,c^b=cg,h^d=h^52,h^f=h^52

Conjugacy classes & character table

316 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#28306948, #28306951, #28306963, …
maximal normal subgroup of#28306948, #28306951, #28306963, …
maximal quotient ofD53⋊#1570, D53⋊#1571, D53⋊#1572, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 21150);