Properties of the Number -138312

One Hundred Thirty-Eight Thousand Three Hundred Twelve

Basics

Value: -138313 → -138312 → -138311

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ² × 17 × 113

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 17, 18

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100001110001001000

Octal: -416110

Duodecimal: -68060

Hexadecimal: -21c48

Square: 19130209344

Square Root: 371.9032132154816

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

a(n) = n! * [xⁿ] exp(n*(1 - exp(x))). A292866

Triangle read by rows. T(n, k) = BellPolynomial(n, -k). A350263

Triangle read by rows: T(n,k) is the number of unoriented colorings of the edges of a regular n-dimensional simplex using exactly k colors. Row n has (n+1)*n/2 columns. A327088

Expansion of ∏_k>=1 ((1 + x^{2·k - 1})/(1 - x^{2·k - 1}))^k². A294755

Row sums of triangle A182701. A182705

Triangle read by rows: T(n,k) is the number of unoriented colorings of the faces (and peaks) of a regular n-dimensional simplex using exactly k colors. Row n has C(n+1,3) columns. A338114