Properties of the Number 30894

Thirty Thousand Eight Hundred Ninety-Four

Basics

Value: 30893 → 30894 → 30895

Parity: even

Prime: No

Previous Prime: 30893

Next Prime: 30911

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 19 × 271

Divisors: 1, 2, 3, 6, 19, 38, 57, 114, 271, 542

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111100010101110

Octal: 74256

Duodecimal: 15A66

Hexadecimal: 78ae

Square: 954439236

Square Root: 175.76689108020315

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

G.f.: ∏_n>=1 (1 + xⁿ + xⁿ⁺¹). A160571

Cluster series for bond percolation problem on hexagonal lattice. A3197

Lexicographically earliest unbounded aliquot-like sequence based on the Dedekind ψ function: a(1) = 318, a(n) = t(a(n-1)) where t(k) = A001615(k) - k. A323328

Aliquot sequence starting at 966. A14363

Numbers such that σ(φ(τ(n)))=τ(φ(σ(n))). A226119

Expansion of (1+x)^1/3/(1+x-18·x⁴)^1/3. A98537

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 459", based on the 5-celled von Neumann neighborhood. A272289

(s(n)+s(n+1))/6, where s()=A006521. A16059

(s(n)+s(n+1))/18, where s()=A006521. A16060

Numbers k such that 205·2^k+1 is prime. A32479