Properties of the Number -9230

Two Hundred Thirty

Basics

Value: -9231 → -9230 → -9229

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 13 × 71

Divisors: 1, 2, 5, 10, 13, 26, 65, 71, 130, 142

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10010000001110

Octal: -22016

Duodecimal: -5412

Hexadecimal: -240e

Square: 85192900

Square Root: 96.0728889958036

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

Triangle T(n,m)= binomial(2·n,m) + binomial(2·n,n-m) -binomial(2·n,n) read by rows. A176564

-10-Knödel numbers. A225514

Number of ways to place 3 nonattacking kings on a 3 X n board. A172202

Numbers that begin a run of an odd number of consecutive integers whose cubes sum to a square. A253679

Magic sums of 4 X 4 magic squares composed of squares. A271580

w values for A071352. A71087

Number of ordered triples (w,x,y) with all terms in {1,...,n} and w²>=x²+y². A211636

Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 517", based on the 5-celled von Neumann neighborhood. A282825

a(n) = binomial(4·n,2·n) - 2·binomial(4·n,n). A357508

Reversion of y - y² + y⁴ - y⁵. A63026