Finite Group Databasebeta

C2×D7605 #44477463

order30420
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD15210
direct productC2×D7605
unambiguous semidirect product(C2×C5)⋊D1521
unambiguous semidirect product(C2×C9)⋊D845
unambiguous semidirect product(C2×C169)⋊D45

Splittings

FittingC2×C5×C9×C169 ⋊ C2
derived, HallC5×C9×C169 ⋊ C22
HallC9×C169 ⋊ C2×D5
HallC5×C169 ⋊ C2×D9
SylowC169 ⋊ C2×D45
HallC5×C9 ⋊ C2×D169
SylowC9 ⋊ C2×D845
SylowC5 ⋊ C2×D1521

Subgroups

subgroupG/H
center, hypercenterC2D7605
commutator, cosocle, hypocenterC5×C9×C169C22
FrattiniC3×C13C2×D195
FittingC2×C5×C9×C169C2
socleC2×C3×C5×C13D39
LCSG ▷ C5×C9×C169
UCSC1 ◁ C2

90 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 185
transitive degreeμt(G) = 15210

A minimal faithful permutation representation — 2 generators on 185 points:

(1,2)(3,4,5,6,7,8,9,10,11)(12,13,14,15,16)(17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185);(4,11)(5,10)(6,9)(7,8)(13,16)(14,15)(18,185)(19,184)(20,183)(21,182)(22,181)(23,180)(24,179)(25,178)(26,177)(27,176)(28,175)(29,174)(30,173)(31,172)(32,171)(33,170)(34,169)(35,168)(36,167)(37,166)(38,165)(39,164)(40,163)(41,162)(42,161)(43,160)(44,159)(45,158)(46,157)(47,156)(48,155)(49,154)(50,153)(51,152)(52,151)(53,150)(54,149)(55,148)(56,147)(57,146)(58,145)(59,144)(60,143)(61,142)(62,141)(63,140)(64,139)(65,138)(66,137)(67,136)(68,135)(69,134)(70,133)(71,132)(72,131)(73,130)(74,129)(75,128)(76,127)(77,126)(78,125)(79,124)(80,123)(81,122)(82,121)(83,120)(84,119)(85,118)(86,117)(87,116)(88,115)(89,114)(90,113)(91,112)(92,111)(93,110)(94,109)(95,108)(96,107)(97,106)(98,105)(99,104)(100,103)(101,102)

Conjugacy classes & character table

7608 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD30420
maximal normal subgroup ofD30420
maximal quotient ofDic15210, D30420

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(30420, 52);