Finite Group Databasebeta

C5×#10226 #11932946

order1280
nilpotency class3
isoclinismisoclinic class of #10218
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C23

Aliases

direct productC5×#10226

Subgroups

subgroupG/H
center, socleC22×C5#392
commutator, Frattini, cosocleC2×C42C23×C5
prime radicalC5×#532C22
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C2×C42×C5 ◁ G

488 conjugacy classes of subgroups; only the 114 normal subgroups are shown.

normal subgroups only

This group has 488 conjugacy classes of subgroups — too many to draw. Only its 114 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) = 45
transitive degreeμt(G) = 320

A minimal faithful permutation representation — 3 generators on 45 points:

(1,2,3,4,5)(7,10)(8,12)(11,13)(14,15,20,25)(16,26,29,37)(17,22,33,40)(18,24,19,23)(21,30,36,28)(27,42,43,38)(31,45,44,35)(32,41,34,39);(6,7,9,11)(8,13,12,10)(14,16,20,29)(15,21,25,36)(17,31,33,44)(18,30,19,28)(22,38,40,42)(23,37,24,26)(27,34,43,32)(35,41,45,39);(6,7)(8,13)(9,11)(10,12)(14,17)(15,22)(16,27)(18,32)(19,34)(20,33)(21,35)(23,39)(24,41)(25,40)(26,38)(28,31)(29,43)(30,44)(36,45)(37,42)

Conjugacy classes & character table

170 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 3214);