Properties of the Number 30445

Thirty Thousand Four Hundred Forty-Five

Basics

Value: 30444 → 30445 → 30446

Parity: odd

Prime: No

Previous Prime: 30431

Next Prime: 30449

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 5 × 6089

Divisors: 1, 5, 6089, 30445

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111011011101101

Octal: 73355

Duodecimal: 15751

Hexadecimal: 76ed

Square: 926898025

Square Root: 174.4849563716024

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

Capped binary boundary codes for holeless strictly non-overlapping polyhexes (all orientations and rotations included). A258002

Capped binary boundary codes for fusenes (all orientations and rotations included). A258012

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

Numbers n such that if n = a U b (where U denotes concatenation) then σ*(a) + σ*(b) = abs(σ*(n) - n), where σ*(n) is the sum of the anti-divisors of n. A239686

Triangle T(n, m) appearing in the expansion of the scaled phase space coordinate qhat of the plane pendulum in terms of the Jacobi nome q and sin(v) multiplying even powers of 2·cos(v), with v = u/((2/π)*K(k)). A275790

a(n) = floor(10000·log(n)). A4243

Number of one-sided n-celled polyknights. A30445