Finite Group Databasebeta

C5×#10099 #11932819

order1280
nilpotency class3
isoclinismisoclinic class of #10088
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C23

Aliases

direct productC5×#10099

Subgroups

subgroupG/H
center, socleC22×C5#392
commutator, Frattini, cosocleC2×C42C23×C5
prime radicalC23×C5#120
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C2×C42×C5 ◁ G

474 conjugacy classes of subgroups; only the 102 normal subgroups are shown.

normal subgroups only

This group has 474 conjugacy classes of subgroups — too many to draw. Only its 102 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) = 320

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

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

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, 3087);