Properties of the Number -803

Eight Hundred Three

Basics

Value: -804 → -803 → -802

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 11 × 73

Divisors: 1, 11, 73, 803

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100100011

Octal: -1443

Duodecimal: -56B

Hexadecimal: -323

Square: 644809

Square Root: 28.337254630609507

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 (1-x-x^N)/((1-x)(1-x²)(1-x³)...(1-x^N)) for N = 9. A60028

Numerators of poly-Bernoulli numbers B_n^k with k=3. A27645

Matrix logarithm of triangle A113287. A113290

Expansion of f(t) = F^[-1](t)/t, where F(x) = x/(1 - x² - x³). A319201

Expansion of g.f. (1-x+x²)/(1+x-x³). A104771

Second term in the continued fraction expansion of StieltjesGamma[n]. A66034

Sequence of coefficients arising in study of generating function for A067619. A186545

Expansion of ∏_k>=1 (1 - (x/(1+x))^k). A307548

Column 0 of triangle A113290, which is the matrix log of A113287. A113292

a(n) = a(n-1)*a(n-3) - a(n-2)², with a(1) = 1, a(2) = 2, a(3) = 3. A142714