Finite Group Databasebeta

C9×D745 #27211773

order13410
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C1

Aliases

direct productC9×D745
unambiguous semidirect productC5⋊(C9×D149)
unambiguous semidirect productC149⋊(C9×D5)

Splittings

Fitting, HallC5×C9×C149 ⋊ C2
derived, HallC5×C149 ⋊ C2×C9
HallC9×C149 ⋊ D5
SylowC149 ⋊ C9×D5
HallC5×C9 ⋊ D149
SylowC5 ⋊ C9×D149

Subgroups

subgroupG/H
center, hypercenterC9D745
commutator, hypocenterC5×C149C2×C9
FrattiniC3C3×D745
FittingC5×C9×C149C2
socle, cosocleC3×C5×C149C2×C3
prime radicalC3×D745C3
LCSG ▷ C5×C149
UCSC1 ◁ C9

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 163
transitive degreeμt(G) = 6705

A minimal faithful permutation representation — 2 generators on 163 points:

(2,3)(4,5)(6,7)(8,9)(10,11)(12,13)(14,15)(16,17)(18,19)(20,21)(22,23)(24,25)(26,27)(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)(110,111)(112,113)(114,115)(116,117)(118,119)(120,121)(122,123)(124,125)(126,127)(128,129)(130,131)(132,133)(134,135)(136,137)(138,139)(140,141)(142,143)(144,145)(146,147)(148,149)(151,152)(153,154)(155,156,158,157,159,161,160,162,163);(1,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96,98,100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134,136,138,140,142,144,146,148,149,147,145,143,141,139,137,135,133,131,129,127,125,123,121,119,117,115,113,111,109,107,105,103,101,99,97,95,93,91,89,87,85,83,81,79,77,75,73,71,69,67,65,63,61,59,57,55,53,51,49,47,45,43,41,39,37,35,33,31,29,27,25,23,21,19,17,15,13,11,9,7,5,3)(150,151,153,154,152)

Conjugacy classes & character table

3366 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC9×#15688381, C9×#15688382, C9×D5×D149, …
maximal normal subgroup ofC9×#15688381, C9×#15688382, C9×D5×D149, …
maximal quotient ofC9×Dic745, C2×C9×D745

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(13410, 4);