Properties of the Number 30183

Thirty Thousand One Hundred Eighty-Three

Basics

Value: 30182 → 30183 → 30184

Parity: odd

Prime: No

Previous Prime: 30181

Next Prime: 30187

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 10061

Divisors: 1, 3, 10061, 30183

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111010111100111

Octal: 72747

Duodecimal: 15573

Hexadecimal: 75e7

Square: 911013489

Square Root: 173.73255308087772

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

Triangle read by rows: T(n,k) is the number of embeddings on the sphere of 2-connected planar graphs with n nodes and k faces, n >= 3, k=2..2·n-4. A342060

Decimal representation of the n-th iteration of the "Rule 124" elementary cellular automaton starting with a single ON (black) cell. A267357

G.f. ∑_n>=0 xⁿ / (1 - x)^A053186(n), where A053186(n) is the difference between n and the largest square <= n. A392529

a(n) = ∑_{k=0..floor(n/2)+1} (k+1) * A026009(n, k). A27291

Number of 4 X n 0..1 arrays with antidiagonals unimodal and rows and diagonals nondecreasing. A224040

McKay-Thompson series of class 7A for the Monster group with a(0) = 10. A30183

Number of n X 4 0..1 arrays of the median of the corresponding element, the element to the east and the element to the south in a larger (n+1) X 5 0..1 array. A228982