Finite Group Databasebeta

C71⋊C128 #22586159

order9088
automorphism?
homologyAbelianization (H1) = C128 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC71⋊C128

Splittings

derived, SylowC71 ⋊ C128

Subgroups

subgroupG/H
center, Frattini, hypercenterC64D71
commutator, hypocenterC71C128
FittingC64×C71C2
socleC2×C71C64
LCSG ▷ C71
UCSC1 ◁ C64

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^7,71|a^2=b,b^2=c,c^2=d,d^2=e,e^2=f,f^2=g,h^a=h^70

Conjugacy classes & character table

2368 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC128×D71, C2×C71⋊C128, #31885362, …
maximal normal subgroup ofC128×D71, C2×C71⋊C128, #31885362, …
maximal quotient ofC71⋊C256, C2×C71⋊C128

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(9088, 2329);