Finite Group Databasebeta

C2×D7535 #44474573

order30140
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD15070
direct productC2×D7535
unambiguous semidirect product(C2×C5)⋊D1507
unambiguous semidirect product(C2×C11)⋊D685
unambiguous semidirect product(C2×C137)⋊D55

Splittings

Fitting, socleC2×C5×C11×C137 ⋊ C2
derived, HallC5×C11×C137 ⋊ C22
HallC11×C137 ⋊ C2×D5
HallC5×C137 ⋊ C2×D11
SylowC137 ⋊ C2×D55
HallC5×C11 ⋊ C2×D137
SylowC11 ⋊ C2×D685
SylowC5 ⋊ C2×D1507

Subgroups

subgroupG/H
center, hypercenterC2D7535
commutator, cosocle, hypocenterC5×C11×C137C22
FrattiniC1G
Fitting, socleC2×C5×C11×C137C2
LCSG ▷ C5×C11×C137
UCSC1 ◁ C2

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 155
transitive degreeμt(G) = 15070

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

Conjugacy classes & character table

7538 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD30140
maximal normal subgroup ofD30140
maximal quotient ofDic15070, D30140

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(30140, 46);