Finite Group Databasebeta

D61⋊#1839 #30615279

order15616
automorphism?
homologyAbelianization (H1) = C23×C8 · Schur multiplier (H2) = C26

Aliases

unambiguous semidirect productD61⋊#1839

Splittings

SylowC61 ⋊ C2×#1839

Subgroups

subgroupG/H
centerC22×C4C22×#6923
commutatorC22×C61C23×C8
FrattiniC23C23×#6923
FittingC43×C61C4
socleC23×C61C23×C4
prime radicalC23×D61C22×C4
cosocleC22×Dic61C24
hypercenterC43#6923
hypocenterC61C2×#1839
LCSG ▷ C22×C61 ▷ C61
UCSC1 ◁ C22×C4 ◁ C43

1134 conjugacy classes of subgroups; only the 360 normal subgroups are shown.

normal subgroups only

This group has 1134 conjugacy classes of subgroups — too many to draw. Only its 360 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) = 7808

Polycyclic presentation:

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

Conjugacy classes & character table

1072 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 1104834);