Properties of the Number 30910

Thirty Thousand Nine Hundred Ten

Basics

Value: 30909 → 30910 → 30911

Parity: even

Prime: No

Previous Prime: 30893

Next Prime: 30911

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

Column 10 of array illustrated in A089574 and related to A034261. A108538

a(n) = binomial(n + 5, 5) * 8ⁿ. A173155

[ exp(11/15)*n! ]. A30910