Finite Group Databasebeta

D8585 #31769810

order17170
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD8585
unambiguous semidirect productC5⋊D1717
unambiguous semidirect productC17⋊D505
unambiguous semidirect productC101⋊D85

Splittings

Fitting, socle, derived, HallC5×C17×C101 ⋊ C2
HallC17×C101 ⋊ D5
HallC5×C101 ⋊ D17
SylowC101 ⋊ D85
HallC5×C17 ⋊ D101
SylowC17 ⋊ D505
SylowC5 ⋊ D1717

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC5×C17×C101C2
LCSG ▷ C5×C17×C101
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 123
transitive degreeμt(G) = 8585

A minimal faithful permutation representation — 2 generators on 123 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);(2,5)(3,4)(7,22)(8,21)(9,20)(10,19)(11,18)(12,17)(13,16)(14,15)(24,123)(25,122)(26,121)(27,120)(28,119)(29,118)(30,117)(31,116)(32,115)(33,114)(34,113)(35,112)(36,111)(37,110)(38,109)(39,108)(40,107)(41,106)(42,105)(43,104)(44,103)(45,102)(46,101)(47,100)(48,99)(49,98)(50,97)(51,96)(52,95)(53,94)(54,93)(55,92)(56,91)(57,90)(58,89)(59,88)(60,87)(61,86)(62,85)(63,84)(64,83)(65,82)(66,81)(67,80)(68,79)(69,78)(70,77)(71,76)(72,75)(73,74)

Polycyclic presentation:

2,5,17,101|b^a=b^4,c^a=c^16,d^a=d^100

Conjugacy classes & character table

4294 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#46805140, #46805141, #46805144, …
maximal normal subgroup of#46805140, #46805141, #46805144, …
maximal quotient ofDic8585, C2×D8585

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17170, 9);