Finite Group Databasebeta

D2919 #19154242

order5838
automorphismAut(G) order 4833864
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD2919
unambiguous semidirect productC3⋊D973
unambiguous semidirect productC7⋊D417
unambiguous semidirect productC139⋊D21

Splittings

Fitting, socle, derived, HallC3×C7×C139 ⋊ C2
HallC7×C139 ⋊ D3
HallC3×C139 ⋊ D7
SylowC139 ⋊ D21
HallC3×C7 ⋊ D139
SylowC7 ⋊ D417
SylowC3 ⋊ D973

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC3×C7×C139C2
LCSG ▷ C3×C7×C139
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,3,7,139|b^a=b^2,c^a=c^6,d^a=d^138

Conjugacy classes & character table

1461 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD21×D139, D7×D417, D3×D973, …
maximal normal subgroup ofD21×D139, D7×D417, D3×D973, …
maximal quotient ofDic2919, C2×D2919, D8757, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5838, 12);