Finite Group Databasebeta

#34320340

order20224
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

FittingC79×#1822 ⋊ C2
SylowC79 ⋊ #23953

Subgroups

subgroupG/H
centerC22C2×#14579131
commutator, cosocleC22×C4×C79C24
FrattiniC22×C4C23×D79
FittingC79×#1822C2
socleC22×C79C2×#120
prime radical#23777120C2
hypercenter#1822D79
hypocenterC79#23953
LCSG ▷ C22×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C23×C4 ◁ #1822

1166 conjugacy classes of subgroups; only the 175 normal subgroups are shown.

normal subgroups only

This group has 1166 conjugacy classes of subgroups — too many to draw. Only its 175 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) = 5056

Polycyclic presentation:

2^8,79|b^2=e,c^2=h,d^2=h,f^2=h,b^a=be,c^a=cf,d^a=de,f^a=fh,g^a=gh,i^a=i^78,c^b=cg,f^b=fh,d^c=dh,f^c=fh,i^c=i^78

Conjugacy classes & character table

1288 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 201639);