#34197022

order	20224
automorphism	?
homology	Abelianization (H₁) = C₂²×C₄ · Schur multiplier (H₂) = C₂⁴

Aliases

No aliases for this group.

Splittings

Sylow

C₇₉ ⋊ #11350

Subgroups

	subgroup	G/H
center	C₂×C₄	#14579147
commutator	C₂²×C₄×C₇₉	C₂²×C₄
Frattini	C₂³×C₄	C₂²×D₇₉
Fitting	C₂×#341×C₇₉	C₂
socle	C₂²×C₇₉	#397
prime radical	C₂⁴×C₇₉	#41
cosocle	C₂³×C₄×C₇₉	C₂³
hypercenter	C₂×#341	D₇₉
hypocenter	C₇₉	#11350
LCS	G ▷ C₂²×C₄×C₇₉ ▷ C₂×C₇₉ ▷ C₇₉
UCS	C₁ ◁ C₂×C₄ ◁ C₂³×C₄ ◁ C₂×#341

594 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 115
transitive degree	μ_t(G) = 5056

A minimal faithful permutation representation — 3 generators on 115 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)(84,87,95,99,89,100,88,102)(85,91,101,106,93,107,92,108)(86,96,111,112,98,113,97,114)(90,103,110,115,104,105,94,109);(84,86,95,111,89,98,88,97)(85,90,101,110,93,104,92,94)(87,96,99,112,100,113,102,114)(91,105,106,109,107,103,108,115);(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)(86,94)(87,91)(88,101)(89,93)(90,97)(92,95)(96,109)(98,110)(99,108)(100,107)(102,106)(103,114)(104,111)(105,112)(113,115)

Polycyclic presentation:

2^8,79|a^2=g,b^2=de,c^2=de,d^2=h,b^a=bd,c^a=ce,d^a=dh,f^a=fh,i^a=i^78,c^b=cf,d^c=dh,e^c=eh,i^c=i^78

Conjugacy classes & character table

2236 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 78321);