Properties of the Number 15231

Fifteen Thousand Two Hundred Thirty-One

Basics

Value: 15230 → 15231 → 15232

Parity: odd

Prime: No

Previous Prime: 15227

Next Prime: 15233

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 5077

Divisors: 1, 3, 5077, 15231

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11101101111111

Octal: 35577

Duodecimal: 8993

Hexadecimal: 3b7f

Square: 231983361

Square Root: 123.41393762456492

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

Records for minima of the positive distance d between the seventh power of a positive integer·and the square of an integer y such that d = x⁷ - y² (x <> k² and y <> k⁷). A179784

Partitions with superdiagonal growth: number of partitions (p0, p1, p2, ...) of n with π - p0 >= i. A238860

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 363", based on the 5-celled von Neumann neighborhood. A281417

Triangle of coefficients of polynomials u(n,x) jointly generated with A209165; see the Formula section. A209164

a(n) = ∑_y=1..n ∑_x=1..n floor((x^k + y^k)^1/k) with k = 2. A211791

Molien series for A₉. A8632

Triangle read by rows: Pascal's triangle (A007318) times the Fibonacci triangle (A139375). A201165

Number of distinct sums of n complex n-th roots of 1. A299754

"BGK" (reversible, element, unlabeled) transform of 1,1,1,1,... A32058

Number of nX1 1..3 arrays with every element value z a city block distance of exactly z from another element value z. A209360