Properties of the Number -3080

Eighty

Basics

Value: -3081 → -3080 → -3079

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 5 × 7 × 11

Divisors: 1, 2, 4, 5, 7, 8, 10, 11, 14, 20

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110000001000

Octal: -6010

Duodecimal: -1948

Hexadecimal: -c08

Square: 9486400

Square Root: 55.49774770204643

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

Triangle of coefficients of generalized Bernoulli polynomials associated with a Dirichlet character modulus 8. A151751

Triangle of coefficients of the polynomials defined by q^binomial(n, 2)*QPochhammer(x, 1/q, n), where q = -2. A157785

G.f.: Limit_K->oo ∑_n=-oo..+oo x^n-K * (1 - xⁿ + n*(n+1)/6·x^n+K)ⁿ. A292177

Expansion of ∑_k>0 k² * x^k/(1 + x^k)³. A364351

Expansion of e.g.f.: sech(exp(x)*log(x+1)). A12280

Irregular triangle read by rows: universal linear relationships among polynomial means for even degrees. A293107

Triangular array read by rows: row n shows the coefficients of this polynomial of degree n: (1/n!)*(numerator of n-th derivative of 1/(1-3x+x²)). A328645

G.f.: exp(x) = ∏_n>=1 [1 + a(2n-1)*x^2n-1/(2n-1)! + a(2n)*x²ⁿ/(2n)! ]. A137941

a(n) = binomial(n+3, 3)/4 for odd n, n*(n+2)*(n+4)/24 for even n. A6918

Balanced numbers: numbers k such that φ(k) (A000010) divides σ(k) (A000203). A20492