Finite Group Databasebeta

D101⋊#104 #20266172

order6464
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect productD101⋊#104

Splittings

Fitting#41×C101 ⋊ C4
SylowC101 ⋊ C2×#104

Subgroups

subgroupG/H
centerC4C22⋊#87938
commutatorC4×C101C22×C4
FrattiniC4C22×#87938
Fitting#41×C101C4
socleC2×C101C2×C22⋊C4
hypercenter#41#87938
hypocenterC101C2×#104
LCSG ▷ C4×C101 ▷ C2×C101 ▷ C101
UCSC1 ◁ C4 ◁ C2×C4 ◁ #41

170 conjugacy classes of subgroups; only the 50 normal subgroups are shown.

normal subgroups only

This group has 170 conjugacy classes of subgroups — too many to draw. Only its 50 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

Polycyclic presentation:

2^6,101|a^2=e,d^2=f,e^2=f,b^a=bd,d^a=df,g^a=g^10,d^b=df,g^c=g^100,g^e=g^100

Conjugacy classes & character table

278 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#104×#87938, #27186897, #27186906, …
maximal normal subgroup of#104×#87938, #27186897, #27186906, …
maximal quotient ofD101⋊(D4⋊C8), D101⋊(Q8⋊C8), #27186423, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6464, 1544);