Finite Group Databasebeta

C4⋊(C251⋊C16) #30631506

order16064
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊(C251⋊C16)

Splittings

SylowC251 ⋊ C4⋊C16

Subgroups

subgroupG/H
center, FrattiniC2×C8C2×D251
commutatorC2×C251C2×C16
FittingC4×C8×C251C2
socle, prime radicalC22×C251C2×C8
cosocleC2×C8×C251C22
hypercenterC4×C8D251
hypocenterC251C4⋊C16
LCSG ▷ C2×C251 ▷ C251
UCSC1 ◁ C2×C8 ◁ C4×C8

50 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 16064

Polycyclic presentation:

2^6,251|a^2=d,b^2=c,d^2=e,e^2=f,b^a=bc,g^a=g^250

Conjugacy classes & character table

4040 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD4⋊(C251⋊C16), #44548321, #44548323, …
maximal normal subgroup ofD4⋊(C251⋊C16), #44548321, #44548323, …
maximal quotient of#44548429, #44548435, #44548443, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16064, 368);