Finite Group Databasebeta

Dic7785 #44528118

order31140
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

dicyclicDic7785
unambiguous semidirect productC9⋊Dic865

Splittings

derived, HallC5×C9×C173 ⋊ C4
HallC9×C173 ⋊ Dic5
HallC5×C173 ⋊ Dic9
SylowC173 ⋊ Dic45
HallC5×C9 ⋊ Dic173
SylowC9 ⋊ Dic865
SylowC5 ⋊ Dic1557

Subgroups

subgroupG/H
center, hypercenterC2D7785
commutator, hypocenterC5×C9×C173C4
FrattiniC2×C3D2595
Fitting, cosocleC2×C5×C9×C173C2
socle, prime radicalC2×C3×C5×C173D3
LCSG ▷ C5×C9×C173
UCSC1 ◁ C2

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 191
transitive degreeμt(G) = 31140

A minimal faithful permutation representation — 2 generators on 191 points:

(1,2)(3,4)(5,6,7,8,9,10,11,12,13)(14,15,16,17,18)(19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191);(1,3,2,4)(6,13)(7,12)(8,11)(9,10)(15,18)(16,17)(20,191)(21,190)(22,189)(23,188)(24,187)(25,186)(26,185)(27,184)(28,183)(29,182)(30,181)(31,180)(32,179)(33,178)(34,177)(35,176)(36,175)(37,174)(38,173)(39,172)(40,171)(41,170)(42,169)(43,168)(44,167)(45,166)(46,165)(47,164)(48,163)(49,162)(50,161)(51,160)(52,159)(53,158)(54,157)(55,156)(56,155)(57,154)(58,153)(59,152)(60,151)(61,150)(62,149)(63,148)(64,147)(65,146)(66,145)(67,144)(68,143)(69,142)(70,141)(71,140)(72,139)(73,138)(74,137)(75,136)(76,135)(77,134)(78,133)(79,132)(80,131)(81,130)(82,129)(83,128)(84,127)(85,126)(86,125)(87,124)(88,123)(89,122)(90,121)(91,120)(92,119)(93,118)(94,117)(95,116)(96,115)(97,114)(98,113)(99,112)(100,111)(101,110)(102,109)(103,108)(104,107)(105,106)

Polycyclic presentation:

2,3,5,173,2,3|a^2=e,b^3=f^2,b^a=b^2f,c^a=c^4,d^a=d^172,f^a=f^2

Conjugacy classes & character table

7788 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofDic15570
maximal normal subgroup ofDic15570

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31140, 8);