Finite Group Databasebeta

#34443505

order20224
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

FittingC79×#3185 ⋊ C2
SylowC79 ⋊ #33689

Subgroups

subgroupG/H
centerC2#23773487
commutator, cosocleC2×C8×C79C24
FrattiniC2×C8C23×D79
FittingC79×#3185C2
socleC2×C79#3109
prime radical#19099363C22
hypercenter#3185D79
hypocenterC79#33689
LCSG ▷ C2×C8×C79 ▷ C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C2 ◁ C2×C4 ◁ C4×M16 ◁ #3185

520 conjugacy classes of subgroups; only the 131 normal subgroups are shown.

normal subgroups only

This group has 520 conjugacy classes of subgroups — too many to draw. Only its 131 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) = 2528

Polycyclic presentation:

2^8,79|a^2=h,d^2=e,f^2=gh,g^2=h,b^a=be,c^a=cf,f^a=fg,g^a=gh,f^b=fh,d^c=dg,e^c=eh,f^c=fg,g^c=gh,i^c=i^78,f^d=fh

Conjugacy classes & character table

1282 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 324804);