Finite Group Databasebeta

D521⋊#99 #45688409

order33344
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

unambiguous semidirect productD521⋊#99

Splittings

FittingC2×D4×C521 ⋊ C4
SylowC521 ⋊ C2×#99

Subgroups

subgroupG/H
centerC2C2×C22⋊#14523438
commutatorC22×C521C22×C4
FrattiniC22C22×#14523438
FittingC2×D4×C521C4
socleC2×C521C2×C22⋊C4
prime radicalC2×D4×D521C2
cosocleC22×D521C23
hypercenterC2×D4#14523438
hypocenterC521C2×#99
LCSG ▷ C22×C521 ▷ C2×C521 ▷ C521
UCSC1 ◁ C2 ◁ C23 ◁ C2×D4

210 conjugacy classes of subgroups; only the 50 normal subgroups are shown.

normal subgroups only

This group has 210 conjugacy classes of subgroups — too many to draw. Only its 50 normal subgroups are shown.

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

Full subgroup data →

Presentation

transitive degreeμt(G) = 4168

Polycyclic presentation:

2^6,521|a^2=e,b^a=bd,d^a=df,g^a=g^235,e^b=ef,g^c=g^520,g^e=g^520

Conjugacy classes & character table

1322 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(33344, 1526);