Properties of the Number 28384

Twenty-Eight Thousand Three Hundred Eighty-Four

Basics

Value: 28383 → 28384 → 28385

Parity: even

Prime: No

Previous Prime: 28351

Next Prime: 28387

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ⁵ × 887

Divisors: 1, 2, 4, 8, 16, 32, 887, 1774, 3548, 7096

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111011100000

Octal: 67340

Duodecimal: 14514

Hexadecimal: 6ee0

Square: 805651456

Square Root: 168.4755175092215

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Sum of all the parts in the partitions of n into 9 parts. A326464

Number of nonequivalent dissections of an n-gon into n-3 polygons by nonintersecting diagonals rooted at a cell up to rotation and reflection. A3447

Place two n-gons with radii 1 and 2 concentrically, forming an annular area between them. Connect all the vertices with line segments that lie entirely within that area. Then a(n) is the number of vertices in that figure. A337701

Number of edges in the Hasse diagrams for the B-analogs of the partition lattices. A39759

E.g.f. A(x) satisfies A(x) = (1 + (Integral A(x) dx)² / 2)². A120419

Numbers n such that the sum of the digits of n^φ(n) is divisible by n. A109660

Indices of unique values in A329152. A333268

E.g.f. A(x) satisfies A(x) = exp( 2·x * cosh(x·A(x)) ). A381408

Weight distribution of [ 47,24,11 ] binary quadratic-residue code. A28384