Finite Group Databasebeta

Dic127⋊C49 #38733509

order24892
automorphism?
homologyAbelianization (H1) = C4×C49 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productDic127⋊C49
unambiguous semidirect product(C127⋊C49)⋊C4

Splittings

derived, SylowC127 ⋊ C4×C49
HallC127⋊C49 ⋊ C4
HallDic127 ⋊ C49

Subgroups

subgroupG/H
center, Frattini, hypercenterC2×C7D127⋊C7
commutator, hypocenterC127C4×C49
Fitting, socle, prime radical, cosocleC2×C7×C127C2×C7
LCSG ▷ C127
UCSC1 ◁ C2×C7

18 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 24892

Polycyclic presentation:

2,7,127,2,7|a^2=d,b^7=e,c^a=c^126,c^b=c^4

Conjugacy classes & character table

322 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(24892, 2);