Finite Group Databasebeta

D61⋊#1780 #30614831

order15616
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C28

Aliases

unambiguous semidirect productD61⋊#1780

Splittings

SylowC61 ⋊ C2×#1780

Subgroups

subgroupG/H
centerC22×C4C22×#6923
commutator, socleC23×C61C23×C4
FrattiniC23C23×#6923
FittingC22×#41×C61C4
prime radicalC22×#41×D61C2
cosocleC22×Dic61C24
hypercenterC22×#41#6923
hypocenterC61C2×#1780
LCSG ▷ C23×C61 ▷ C61
UCSC1 ◁ C22×C4 ◁ C22×#41

4070 conjugacy classes of subgroups; only the 416 normal subgroups are shown.

normal subgroups only

This group has 4070 conjugacy classes of subgroups — too many to draw. Only its 416 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) = 3904

Polycyclic presentation:

2^8,61|a^2=g,g^2=h,b^a=be,c^a=cf,i^a=i^11,c^b=ch,i^d=i^60,i^g=i^60

Conjugacy classes & character table

688 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 1104386);