Properties of the Number 19134

Nineteen Thousand One Hundred Thirty-Four

Basics

Value: 19133 → 19134 → 19135

Parity: even

Prime: No

Previous Prime: 19121

Next Prime: 19139

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 1063

Divisors: 1, 2, 3, 6, 9, 18, 1063, 2126, 3189, 6378

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100101010111110

Octal: 45276

Duodecimal: B0A6

Hexadecimal: 4abe

Square: 366109956

Square Root: 138.32570260078205

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

Constant term in the reduction of the n-th Fibonacci polynomial by x³->x²+2. See Comments. A192798

Irregular triangle T(n, k) = [x^k]( p(n, x) ), where p(n, x) = (1-x)^2·n+3*( ∑_{j >= 0} (2·j+ 1)ⁿ*x^j )*( ∑_{j >= 0} jⁿ⁺¹*x^j ), read by rows. A165883

a(n) = 12345·10ⁿ + 6789. A367650

A Langford-like sequence. A108401

G.f.: A(x) = (1/x)*Series_Reversion( x/∑_k=0..n 2^[k(k-1)/2]*x^k ). A136654

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite HEU = Heulandite Ca4[Al8Si28O72].24H2O starting with a T5 atom. A19134