Finite Group Databasebeta

C2×#24915727 #35610815

order21248
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

direct productC2×#24915727

Splittings

SylowC83 ⋊ C2×#2842

Subgroups

subgroupG/H
centerC24C23×D83
commutator, cosocleC23×C83C25
FrattiniC23C24×D83
FittingC2×#379×C83C2
socleC24×C83C24
prime radicalC26×C83C22
hypercenterC2×#379D83
hypocenterC83C2×#2842
LCSG ▷ C23×C83 ▷ C83
UCSC1 ◁ C24 ◁ C2×#379

3294 conjugacy classes of subgroups; only the 667 normal subgroups are shown.

normal subgroups only

This group has 3294 conjugacy classes of subgroups — too many to draw. Only its 667 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) = 109
transitive degreeμt(G) = 5312

A minimal faithful permutation representation — 5 generators on 109 points:

(5,9)(7,10)(13,18)(16,17)(20,23)(21,25)(27,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96,98,100,102,104,106,108,109,107,105,103,101,99,97,95,93,91,89,87,85,83,81,79,77,75,73,71,69,67,65,63,61,59,57,55,53,51,49,47,45,43,41,39,37,35,33,31,29);(4,8)(7,10)(11,13,14,18)(12,16,15,17)(19,21)(20,24)(22,25)(23,26)(28,29)(30,31)(32,33)(34,35)(36,37)(38,39)(40,41)(42,43)(44,45)(46,47)(48,49)(50,51)(52,53)(54,55)(56,57)(58,59)(60,61)(62,63)(64,65)(66,67)(68,69)(70,71)(72,73)(74,75)(76,77)(78,79)(80,81)(82,83)(84,85)(86,87)(88,89)(90,91)(92,93)(94,95)(96,97)(98,99)(100,101)(102,103)(104,105)(106,107)(108,109);(3,5)(4,7)(6,9)(8,10)(12,15)(13,18)(19,20,22,23)(21,24,25,26);(3,4)(5,7)(6,8)(9,10)(11,12)(13,17)(14,15)(16,18)(20,23)(24,26);(1,2)

Conjugacy classes & character table

2348 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(21248, 375979);