Finite Group Databasebeta

D12733 #38764300

order25466
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD12733
unambiguous semidirect productC7⋊D1819
unambiguous semidirect productC17⋊D749
unambiguous semidirect productC107⋊D119

Splittings

Fitting, socle, derived, HallC7×C17×C107 ⋊ C2
HallC17×C107 ⋊ D7
HallC7×C107 ⋊ D17
HallC7×C17 ⋊ D107
SylowC107 ⋊ D119
SylowC17 ⋊ D749
SylowC7 ⋊ D1819

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC7×C17×C107C2
LCSG ▷ C7×C17×C107
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 131
transitive degreeμt(G) = 12733

A minimal faithful permutation representation — 2 generators on 131 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);(2,7)(3,6)(4,5)(9,24)(10,23)(11,22)(12,21)(13,20)(14,19)(15,18)(16,17)(26,131)(27,130)(28,129)(29,128)(30,127)(31,126)(32,125)(33,124)(34,123)(35,122)(36,121)(37,120)(38,119)(39,118)(40,117)(41,116)(42,115)(43,114)(44,113)(45,112)(46,111)(47,110)(48,109)(49,108)(50,107)(51,106)(52,105)(53,104)(54,103)(55,102)(56,101)(57,100)(58,99)(59,98)(60,97)(61,96)(62,95)(63,94)(64,93)(65,92)(66,91)(67,90)(68,89)(69,88)(70,87)(71,86)(72,85)(73,84)(74,83)(75,82)(76,81)(77,80)(78,79)

Polycyclic presentation:

2,7,17,107|b^a=b^6,c^a=c^16,d^a=d^106

Conjugacy classes & character table

6368 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC2×D12733
maximal normal subgroup ofC2×D12733
maximal quotient ofDic12733, C2×D12733

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25466, 8);