Properties of the Number -1383

Three Hundred Eighty-Three

Basics

Value: -1384 → -1383 → -1382

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 461

Divisors: 1, 3, 461, 1383

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10101100111

Octal: -2547

Duodecimal: -973

Hexadecimal: -567

Square: 1912689

Square Root: 37.1887079635741

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

Expansion of e.g.f. exp(2x)*sech(x). A119880

Expansion of e.g.f. log(1 + arctanh(x))*exp(-x). A297213

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of ∏_j>=1 (1 - j·x^j)^{j^k}. A294587

A Seidel matrix A(n,k) read by antidiagonals downwards. A323834

Triangle defined by T(n, m) = -b(n) + b(m) + b(n-m), where b(n) = binomial(2·n, n)/(n + 1) = A000108(n), read by rows. A176602

Generalized Euler numbers: Square array read by descending antidiagonals, T(n, k) = k!*[x^k] exp(n·x)*sech(x), n>=0, k>=0. A247498

Triangle read by rows, T(n,k) (n>=0, 0<=k<=n) coefficients of the partial fraction decomposition of rational functions generating the columns of A247498 (the Swiss-Knife polynomials evaluated at nonnegative integers). A247501

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 209", based on the 5-celled von Neumann neighborhood. A270894

Expansion of sin(sin(x))*cosh(x). A9476

Expansion of sin(sin(x))*exp(x). A9477