Properties of the Number 30138

Thirty Thousand One Hundred Thirty-Eight

Basics

Value: 30137 → 30138 → 30139

Parity: even

Prime: No

Previous Prime: 30137

Next Prime: 30139

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 5023

Divisors: 1, 2, 3, 6, 5023, 10046, 15069, 30138

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111010110111010

Octal: 72672

Duodecimal: 15536

Hexadecimal: 75ba

Square: 908299044

Square Root: 173.60299536586342

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

Coefficient of·in the minimal polynomial of the continued fraction [1ⁿ,sqrt(3),1,1,...], where 1ⁿ means n ones. A266800

Series for second parallel moment of square lattice (eventually changes sign). A6729

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 118", based on the 5-celled von Neumann neighborhood. A270187

Multiplicity of highest weight (or singular) vectors associated with character chi₇₈ of Monster module. A34466

Number of one-sided triangular n-ominoes (or triominoes) on the icosahedron. A30138

a(n) = coefficient of xⁿ*y^3·n+1/n! in log( ∑_n>=0 (n + y)^4·n * xⁿ/n! ). A360340