Group information
Description: | $C_2^3.C_2^5$ |
Order: | \(256\)\(\medspace = 2^{8} \) |
Exponent: | \(4\)\(\medspace = 2^{2} \) |
Automorphism group: | Group of order \(32768\)\(\medspace = 2^{15} \) (generators) |
Outer automorphisms: | $C_2^{10}$, of order \(1024\)\(\medspace = 2^{10} \) |
Composition factors: | $C_2$ x 8 |
Nilpotency class: | $2$ |
Derived length: | $2$ |
This group is nonabelian, a $p$-group (hence nilpotent, solvable, supersolvable, monomial, elementary, and hyperelementary), and metabelian.
Group statistics
Order | 1 | 2 | 4 | |
---|---|---|---|---|
Elements | 1 | 39 | 216 | 256 |
Conjugacy classes | 1 | 11 | 34 | 46 |
Divisions | 1 | 11 | 28 | 40 |
Autjugacy classes | 1 | 11 | 27 | 39 |
Dimension | 1 | 4 | 8 | |
---|---|---|---|---|
Irr. complex chars. | 32 | 14 | 0 | 46 |
Irr. rational chars. | 32 | 2 | 6 | 40 |
Minimal Presentations
Permutation degree: | $40$ |
Transitive degree: | $128$ |
Rank: | $5$ |
Inequivalent generating 5-tuples: | $9999360$ |
Minimal degrees of faithful linear representations
Over $\mathbb{C}$ | Over $\mathbb{R}$ | Over $\mathbb{Q}$ | |
---|---|---|---|
Irreducible | none | none | none |
Arbitrary | 12 | 20 | 20 |
Constructions
Presentation: | ${\langle a, b, c, d, e \mid b^{2}=c^{4}=d^{4}=e^{4}=[a,c]=[b,e]=[c,d]=[d,e]= \!\cdots\! \rangle}$ | |||||||
Permutation group: | Degree $40$ $\langle(1,2)(3,12)(4,9)(5,10)(6,13)(7,11)(8,15)(14,16)(17,18,21,19)(20,23,24,22) \!\cdots\! \rangle$ | |||||||
Direct product: | not isomorphic to a non-trivial direct product | |||||||
Semidirect product: | $(C_4^2.D_4)$ $\,\rtimes\,$ $C_2$ | $(C_2^3.C_2^4)$ $\,\rtimes\,$ $C_2$ | $(C_2^3.C_2^4)$ $\,\rtimes\,$ $C_2$ | $(C_2^3.C_2^4)$ $\,\rtimes\,$ $C_2$ | all 29 | |||
Trans. wreath product: | not isomorphic to a non-trivial transitive wreath product | |||||||
Non-split product: | $C_2^4$ . $C_2^4$ (4) | $C_2^3$ . $C_2^5$ | $(C_2^3.Q_8)$ . $C_2^2$ (8) | $(C_2^3.Q_8)$ . $C_2^2$ (5) | all 43 |
Elements of the group are displayed as words in the generators from the presentation given above.
Homology
Abelianization: | $C_{2}^{5} $ |
Schur multiplier: | $C_{2}^{7}$ |
Commutator length: | $1$ |
Subgroups
There are 1559 subgroups in 725 conjugacy classes, 391 normal (389 characteristic).
Characteristic subgroups are shown in this color. Normal (but not characteristic) subgroups are shown in this color.
Special subgroups
Center: | $Z \simeq$ $C_2^3$ | $G/Z \simeq$ $C_2^5$ |
Commutator: | $G' \simeq$ $C_2^3$ | $G/G' \simeq$ $C_2^5$ |
Frattini: | $\Phi \simeq$ $C_2^3$ | $G/\Phi \simeq$ $C_2^5$ |
Fitting: | $\operatorname{Fit} \simeq$ $C_2^3.C_2^5$ | $G/\operatorname{Fit} \simeq$ $C_1$ |
Radical: | $R \simeq$ $C_2^3.C_2^5$ | $G/R \simeq$ $C_1$ |
Socle: | $\operatorname{soc} \simeq$ $C_2^3$ | $G/\operatorname{soc} \simeq$ $C_2^5$ |
2-Sylow subgroup: | $P_{ 2 } \simeq$ $C_2^3.C_2^5$ |
Subgroup diagram and profile
For the default diagram, subgroups are sorted vertically by the number of prime divisors (counted with multiplicity) in their orders.
To see subgroups sorted vertically by order instead, check this box.
To see subgroups sorted vertically by order instead, check this box.
Subgroup information
Click on a subgroup in the diagram to see information about it.
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Series
Derived series | $C_2^3.C_2^5$ | $\rhd$ | $C_2^3$ | $\rhd$ | $C_1$ | ||||||||||||
Chief series | $C_2^3.C_2^5$ | $\rhd$ | $C_2^3.C_2^4$ | $\rhd$ | $C_4^2:C_4$ | $\rhd$ | $C_2\times C_4^2$ | $\rhd$ | $C_2^2\times C_4$ | $\rhd$ | $C_2^3$ | $\rhd$ | $C_2^2$ | $\rhd$ | $C_2$ | $\rhd$ | $C_1$ |
Lower central series | $C_2^3.C_2^5$ | $\rhd$ | $C_2^3$ | $\rhd$ | $C_1$ | ||||||||||||
Upper central series | $C_1$ | $\lhd$ | $C_2^3$ | $\lhd$ | $C_2^3.C_2^5$ |
Character theory
Complex character table
See the $46 \times 46$ character table. Alternatively, you may search for characters of this group with desired properties.
Rational character table
See the $40 \times 40$ rational character table.