Finite Group Databasebeta

D65⋊#64418 #50303964

order38220
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD65⋊#64418

Splittings

Fitting, socle, HallC5×C72×C13 ⋊ C2×D3
derived, HallC5×C13×#3862 ⋊ C22
HallC13×#3862 ⋊ C2×D5
HallC5×#3862 ⋊ C2×D13
HallC72×C13 ⋊ D3×D5
HallC5×C72 ⋊ D3×D13
Hall#3862 ⋊ D5×D13
HallC5×C13 ⋊ C2×#64418
SylowC72 ⋊ D15⋊D13
SylowC13 ⋊ D5×#64418
SylowC5 ⋊ D13×#64418

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, cosocle, hypocenterC5×C13×#3862C22
Fitting, socleC5×C72×C13C2×D3
LCSG ▷ C5×C13×#3862
UCSC1

136 conjugacy classes of subgroups; only the 20 normal subgroups are shown.

normal subgroups only

This group has 136 conjugacy classes of subgroups — too many to draw. Only its 20 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 910

Polycyclic presentation:

2^2,3,5,13,7^2|d^a=d^4,e^a=e^12,c^b=c^2,d^b=d^4,f^b=f^2g^3,g^b=f^6g^5,f^c=f^4g^4,g^c=g^2

Conjugacy classes & character table

428 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(38220, 650);