Finite Group Databasebeta

#34314827

order20224
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC79×#1840 ⋊ C2
SylowC79 ⋊ #23358

Subgroups

subgroupG/H
center, FrattiniC22×C4C23×D79
commutator, socleC23×C79C23×C4
FittingC79×#1840C2
prime radical#23766681C2
cosocleC22×C4×C79C24
hypercenter#1840D79
hypocenterC79#23358
LCSG ▷ C23×C79 ▷ C79
UCSC1 ◁ C22×C4 ◁ #1840

914 conjugacy classes of subgroups; only the 201 normal subgroups are shown.

normal subgroups only

This group has 914 conjugacy classes of subgroups — too many to draw. Only its 201 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) = 10112

Polycyclic presentation:

2^8,79|a^2=g,c^2=ef,d^2=e,g^2=h,b^a=be,c^a=cf,d^a=def,c^b=cef,d^b=de,i^b=i^78,d^c=dh

Conjugacy classes & character table

1780 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 196126);