Properties of the Number -30910

Thirty Thousand Nine Hundred Ten

Basics

Value: -30911 → -30910 → -30909

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 5 × 11 × 281

Divisors: 1, 2, 5, 10, 11, 22, 55, 110, 281, 562

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111100010111110

Octal: -74276

Duodecimal: -15A7A

Hexadecimal: -78be

Square: 955428100

Square Root: 175.8124000177462

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

a(n) = 2ⁿ - A006951(n). A264687

Expansion of (H(-x) / χ(-x))² in powers of·where χ() is a Ramanujan θ function and G() is a Rogers-Ramanujan function. A261526

Number of Dyck paths of semilength n such that no positive level has fewer than five peaks. A288681

a(n) = 10000·log(n) rounded to nearest integer. A4244

Main diagonal of triangle A103286, in which row n+1 is formed by sorting, in ascending order, the result of the convolution of row n with {2,1}. A103287

Number of 2 X 2 matrices with all elements in {0,1,...,n} and determinant in {0,1,...,n}. A209995

a(n) = floor(10000·log(n)). A4243