Finite Group Databasebeta

D61⋊#444 #21462590

order7808
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

unambiguous semidirect productD61⋊#444

Splittings

Fitting#135×C61 ⋊ C4
SylowC61 ⋊ C2×#444

Subgroups

subgroupG/H
centerC4D4×#6923
commutatorC4×C61C23×C4
FrattiniC4C23×#6923
Fitting#135×C61C4
socleC2×C61C2×C4×D4
hypercenter#135#6923
hypocenterC61C2×#444
LCSG ▷ C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C4 ◁ C2×C4 ◁ #135

464 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^7,61|a^2=f,c^2=f,e^2=g,f^2=g,b^a=be,c^a=cg,e^a=eg,h^a=h^50,e^b=eg,h^c=h^11,h^d=h^60,h^f=h^60

Conjugacy classes & character table

254 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#30606641, #30606644, #30606645, …
maximal normal subgroup of#30606641, #30606644, #30606645, …
maximal quotient ofD61⋊(SD16⋊C8), D61⋊#1579, D61⋊#1580, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7808, 21281);