Finite Group Databasebeta

D13447 #41001929

order26894
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD13447
unambiguous semidirect productC7⋊D1921
unambiguous semidirect productC17⋊D791
unambiguous semidirect productC113⋊D119

Splittings

Fitting, socle, derived, HallC7×C17×C113 ⋊ C2
HallC17×C113 ⋊ D7
HallC7×C113 ⋊ D17
HallC7×C17 ⋊ D113
SylowC113 ⋊ D119
SylowC17 ⋊ D791
SylowC7 ⋊ D1921

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC7×C17×C113C2
LCSG ▷ C7×C17×C113
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 137
transitive degreeμt(G) = 13447

A minimal faithful permutation representation — 2 generators on 137 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);(2,7)(3,6)(4,5)(9,24)(10,23)(11,22)(12,21)(13,20)(14,19)(15,18)(16,17)(26,137)(27,136)(28,135)(29,134)(30,133)(31,132)(32,131)(33,130)(34,129)(35,128)(36,127)(37,126)(38,125)(39,124)(40,123)(41,122)(42,121)(43,120)(44,119)(45,118)(46,117)(47,116)(48,115)(49,114)(50,113)(51,112)(52,111)(53,110)(54,109)(55,108)(56,107)(57,106)(58,105)(59,104)(60,103)(61,102)(62,101)(63,100)(64,99)(65,98)(66,97)(67,96)(68,95)(69,94)(70,93)(71,92)(72,91)(73,90)(74,89)(75,88)(76,87)(77,86)(78,85)(79,84)(80,83)(81,82)

Polycyclic presentation:

2,7,17,113|b^a=b^6,c^a=c^16,d^a=d^112

Conjugacy classes & character table

6725 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC2×D13447
maximal normal subgroup ofC2×D13447
maximal quotient ofDic13447, C2×D13447

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26894, 9);