C₂×D₅₅₇₅ #36373178

order	22300
automorphism	?
homology	Abelianization (H₁) = C₂² · Schur multiplier (H₂) = C₂

Aliases

dihedral	D₁₁₁₅₀
direct product	C₂×D₅₅₇₅
unambiguous semidirect product	(C₂×C₂₅)⋊D₂₂₃
unambiguous semidirect product	(C₂×C₂₂₃)⋊D₂₅

Splittings

Fitting	C₂×C₂₅×C₂₂₃ ⋊ C₂
derived, Hall	C₂₅×C₂₂₃ ⋊ C₂²
Sylow	C₂₂₃ ⋊ C₂×D₂₅
Sylow	C₂₅ ⋊ C₂×D₂₂₃

Subgroups

	subgroup	G/H
center, hypercenter	C₂	D₅₅₇₅
commutator, cosocle, hypocenter	C₂₅×C₂₂₃	C₂²
Frattini	C₅	C₂×D₁₁₁₅
Fitting	C₂×C₂₅×C₂₂₃	C₂
socle	C₂×C₅×C₂₂₃	D₅
LCS	G ▷ C₂₅×C₂₂₃
UCS	C₁ ◁ C₂

30 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 250
transitive degree	μ_t(G) = 11150

A minimal faithful permutation representation — 2 generators on 250 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)(28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250);(4,27)(5,26)(6,25)(7,24)(8,23)(9,22)(10,21)(11,20)(12,19)(13,18)(14,17)(15,16)(29,250)(30,249)(31,248)(32,247)(33,246)(34,245)(35,244)(36,243)(37,242)(38,241)(39,240)(40,239)(41,238)(42,237)(43,236)(44,235)(45,234)(46,233)(47,232)(48,231)(49,230)(50,229)(51,228)(52,227)(53,226)(54,225)(55,224)(56,223)(57,222)(58,221)(59,220)(60,219)(61,218)(62,217)(63,216)(64,215)(65,214)(66,213)(67,212)(68,211)(69,210)(70,209)(71,208)(72,207)(73,206)(74,205)(75,204)(76,203)(77,202)(78,201)(79,200)(80,199)(81,198)(82,197)(83,196)(84,195)(85,194)(86,193)(87,192)(88,191)(89,190)(90,189)(91,188)(92,187)(93,186)(94,185)(95,184)(96,183)(97,182)(98,181)(99,180)(100,179)(101,178)(102,177)(103,176)(104,175)(105,174)(106,173)(107,172)(108,171)(109,170)(110,169)(111,168)(112,167)(113,166)(114,165)(115,164)(116,163)(117,162)(118,161)(119,160)(120,159)(121,158)(122,157)(123,156)(124,155)(125,154)(126,153)(127,152)(128,151)(129,150)(130,149)(131,148)(132,147)(133,146)(134,145)(135,144)(136,143)(137,142)(138,141)(139,140)

Conjugacy classes & character table

5578 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of	D₂₂₃₀₀
maximal normal subgroup of	D₂₂₃₀₀
maximal quotient of	Dic₁₁₁₅₀, D₂₂₃₀₀

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(22300, 9);

C2×D5575 #36373178