Properties of the Number 16245

Sixteen Thousand Two Hundred Forty-Five

Basics

Value: 16244 → 16245 → 16246

Parity: odd

Prime: No

Previous Prime: 16231

Next Prime: 16249

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 19 ²

Divisors: 1, 3, 5, 9, 15, 19, 45, 57, 95, 171

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11111101110101

Octal: 37565

Duodecimal: 9499

Hexadecimal: 3f75

Square: 263900025

Square Root: 127.45587471748802

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

Matrix cube of triangle A113340. A113360

Column 4 of triangle A113360, also equals column 1 of A113360³. A113364

Number of regular polygons that can be drawn with vertices on a centered hexagonal grid with side length n. A339483

Terms k of A228058 for which A048146(k)+A162296(k) >= 2·k, where A048146 is the sum of non-unitary divisors, and A162296 is the sum of divisors that have a square factor. A389219

Expansion of x*(1+8·x)/((1-8·x)*(1+11·x+64·x²)). A112259

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 283", based on the 5-celled von Neumann neighborhood. A280529

The n-th term in the trajectory of the n-th prime P under the 'Px+1' map. A368159

Gaps of 9 in sequence A038593 (lower terms). A38657

Positions k where A348733(k) is not multiplicative. A348740

Given the infinite continued fraction (1+i)+((1+i)/(1+i)+((1+i)/((1+i)+...)))), where i is the square root of (-1), this is the numerator of the imaginary part of the convergents. A93726