Properties of the Number -203

Two Hundred Three

Basics

Value: -204 → -203 → -202

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 5

Digital Root: 5

Palindrome: No

Factorization: 7 × 29

Divisors: 1, 7, 29, 203

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11001011

Octal: -313

Duodecimal: -14B

Hexadecimal: -cb

Square: 41209

Square Root: 14.247806848775006

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 η(q)⁵ * η(q³) * η(q⁶)⁴ / η(q²)⁴ in powers of q. A214262

Coefficients of numerator polynomials of g.f.s for a certain necklace problem involving prime numbers. A103728

Expansion of ∏_k>=1 (1 + x^6·k)/(1 + x^k). A261736

Expansion of ∏_k>=1 (1 - q^k)⁸/(1 - q^7·k) in powers of q. A282942

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

Square array A(n,k), n>=0, k>=0, read by antidiagonals, where column k is the expansion of e.g.f. exp(k*(1 - exp(x))). A292861

Dirichlet g.f.: ∏_k>=2 (1 - k^-s)⁷. A339706

Dirichlet g.f.: ∏_k>=2 1 / (1 + k^-s)⁷. A339722

a(n) = ∑_d∣n (-1)^d-1 * binomial(d+n/d-1, d). A338682

Expansion of (∏_j>=1 (1-(-x)^j) - 1)⁷ in powers of x. A1485