Properties of the Number -52730

Fifty-Two Thousand Seven Hundred Thirty

Basics

Value: -52731 → -52730 → -52729

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 5 × 5273

Divisors: 1, 2, 5, 10, 5273, 10546, 26365, 52730

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100110111111010

Octal: -146772

Duodecimal: -26622

Hexadecimal: -cdfa

Square: 2780452900

Square Root: 229.63013739489858

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

Expansion of series related to Liouville's Last Theorem: g.f. ∑_t>0 (-1)^t+1 *x^t*(t+1/2) / ( (1-x^t)⁶ *∏_i=1..t (1-xⁱ) ). A59823

Numbers n such that σ(n)=2n-φ(φ(n)). A110073

Irregular triangle read by rows: first row is 1, and n-th row gives the coefficients of x^{n - 1}*R(n,x + 1/x)/(x + 1/x), where R(n,x) is the n-th row polynomial for A060187. A143506

Molien series for 16-dimensional group of structure O₄⁺(2) and order 72, corresponding to genus 2 complete weight enumerators of Hermitian self-dual GF(2)-linear codes over GF(4). A92201