Finite Group Databasebeta

C5×#13676 #11936396

order1280
nilpotency class5
isoclinismisoclinic class of #13673
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C23

Aliases

direct productC5×#13676

Subgroups

subgroupG/H
center, socleC2×C5#2196
commutator, Frattini, cosocle#127C23×C5
prime radicalC5×#3291C2
LCSG ▷ #127 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C2×C5 ◁ C22×C5 ◁ C2×C4×C5 ◁ C5×#127 ◁ G

394 conjugacy classes of subgroups; only the 58 normal subgroups are shown.

normal subgroups only

This group has 394 conjugacy classes of subgroups — too many to draw. Only its 58 normal subgroups are shown.

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

Full subgroup data →

Presentation

minimal degreeμ(G) = 37
transitive degreeμt(G) = 160

A minimal faithful permutation representation — 3 generators on 37 points:

(1,2,3,4,5)(6,7,11,15)(8,12,18,26)(9,13,21,29)(10,22,23,14)(16,30,33,36)(17,25,34,35)(19,27,20,28)(24,32,37,31);(6,8,11,18)(7,12,15,26)(9,16,21,33)(10,17,23,34)(13,24,29,37)(14,25,22,35)(19,31,20,32)(27,30,28,36);(6,9)(7,13)(8,16)(10,19)(11,21)(12,24)(14,27)(15,29)(17,31)(18,33)(20,23)(22,28)(25,30)(26,37)(32,34)(35,36)

Conjugacy classes & character table

125 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 6664);