Properties of the Number -138320

One Hundred Thirty-Eight Thousand Three Hundred Twenty

Basics

Value: -138321 → -138320 → -138319

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ⁴ × 5 × 7 × 13 × 19

Divisors: 1, 2, 4, 5, 7, 8, 10, 13, 14, 16

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100001110001010000

Octal: -416120

Duodecimal: -68068

Hexadecimal: -21c50

Square: 19132422400

Square Root: 371.9139685464906

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

Sum of the coefficients of the Schur function expansion of the square of the Vandermonde determinant in n variables. A72888

a(n) = least common multiple of {1, 4, 7, 10, 13 ..., 3n+1} (A016777). A51536

a(n) is the least integer that can be expressed as the difference of two octagonal numbers in exactly n ways. A334037

Numbers k not divisible by 6 such that σ(k) > 3·k. A126104

Number of standard Young tableaux of shape [3n,3]. A215543

Triangle read by rows: T(n,k) is the number of permutations of length n composed of exactly k overlapping adjacent runs (for n >= 1 and 1 <= k <= n). A309993

Dirichlet g.f.: (ζ(s-3) / ζ(s))². A338165

Least sum of 4 positive cubes in exactly n ways. A25420

Triangle read by rows, T(n, k) (0 <= k <= n) = (-m)^n-k*[x^k] KummerU(-n, 1/m, x) for m = 3. A331331