Finite Group Databasebeta

C5×#10040 #11932760

order1280
nilpotency class3
isoclinismisoclinic class of #10038
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C23

Aliases

direct productC5×#10040

Subgroups

subgroupG/H
center, socleC22×C5#392
commutator, Frattini, cosocleC2×C42C23×C5
prime radicalC5×#3214C2
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C2×C42×C5 ◁ G

500 conjugacy classes of subgroups; only the 98 normal subgroups are shown.

normal subgroups only

This group has 500 conjugacy classes of subgroups — too many to draw. Only its 98 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) = 640

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

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

Conjugacy classes & character table

155 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 3028);