#34175158

order	20224
automorphism	?
homology	Abelianization (H₁) = C₄×C₈ · Schur multiplier (H₂) = C₂²

Aliases

No aliases for this group.

Splittings

Sylow

C₇₉ ⋊ #7162

Subgroups

	subgroup	G/H
center	C₈	#14579081
commutator	C₈×C₇₉	C₄×C₈
Frattini	C₂×C₄×C₈	C₂×D₇₉
Fitting	C₂×#364×C₇₉	C₂
socle	C₂×C₇₉	#1277
prime radical	C₂³×C₇₉	#108
cosocle	C₂×C₄×C₈×C₇₉	C₂²
hypercenter	C₂×#364	D₇₉
hypocenter	C₇₉	#7162
LCS	G ▷ C₈×C₇₉ ▷ C₄×C₇₉ ▷ C₂×C₇₉ ▷ C₇₉
UCS	C₁ ◁ C₈ ◁ C₂²×C₈ ◁ C₂×C₄×C₈ ◁ C₂×#364

200 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 111
transitive degree	μ_t(G) = 2528

A minimal faithful permutation representation — 2 generators on 111 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)(80,82,84,97,85,98,102,95,87,100,101,111,86,99,83,96)(81,88,91,105,92,106,89,108,93,107,90,104,103,110,109,94);(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)(80,81,83,90,86,92,101,109,87,93,102,91,85,103,84,89)(82,94,96,107,99,105,111,110,100,108,95,88,98,104,97,106)

Polycyclic presentation:

2^8,79|a^2=d,b^2=e,c^2=fh,d^2=g,e^2=f,f^2=h,g^2=h,b^a=bc,c^a=cf,e^a=ef,f^a=fh,i^a=i^78,c^b=ch,i^b=i^78

Conjugacy classes & character table

2248 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 56457);