Properties of the Number 19382

Nineteen Thousand Three Hundred Eighty-Two

Basics

Value: 19381 → 19382 → 19383

Parity: even

Prime: No

Previous Prime: 19381

Next Prime: 19387

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 11 × 881

Divisors: 1, 2, 11, 22, 881, 1762, 9691, 19382

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100101110110110

Octal: 45666

Duodecimal: B272

Hexadecimal: 4bb6

Square: 375661924

Square Root: 139.21925154230647

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 of coefficients of polynomials v(n,x) jointly generated with A209419; see the Formula section. A209420

a(n) = number of partitions p of n such that the greatest multiplicity of the parts of p is not a part of p. A365616

Eighth column (r=7) of FS(5) staircase array A062985. A62990

Row sums of triangle A062993. A121277

Number of binary arrays indicating the locations of trailing edge maxima of a random length-n 0..5 array extended with zeros and convolved with 1,3,3,1. A222024

Numbers k such that [prime(k), prime(k+1), prime(k+2)] = [1, 2, 3] mod 11. A302767

a(n) = T(2n,n-1), where T is the array in A026323. A26335

Numbers n such that (k!+n)/(k+n) is prime for some k. A242916

Primes with primitive root 58. A19382

Number of nX4 0..1 arrays with every element unequal to 0, 1, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero. A316235