Finite Group Databasebeta

Dic491⋊C8 #30628266

order15712
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productDic491⋊C8

Splittings

SylowC491 ⋊ C4⋊C8

Subgroups

subgroupG/H
center, FrattiniC2×C4C2×D491
commutatorC2×C491C2×C8
FittingC2×C8×C491C2
socle, prime radicalC22×C491C2×C4
cosocleC2×C4×C491C22
hypercenterC2×C8D491
hypocenterC491C4⋊C8
LCSG ▷ C2×C491 ▷ C491
UCSC1 ◁ C2×C4 ◁ C2×C8

38 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 15712

Polycyclic presentation:

2^5,491|a^2=d,b^2=c,d^2=e,b^a=bc,f^b=f^490

Conjugacy classes & character table

3940 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC4⋊C8×D491, C2×Dic491⋊C8, #44536747, …
maximal normal subgroup ofC4⋊C8×D491, C2×Dic491⋊C8, #44536747, …
maximal quotient of#44536475, #44536477, #44536479, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15712, 75);