Properties of the Number -130

One Hundred Thirty

Basics

Value: -131 → -130 → -129

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 4

Digital Root: 4

Palindrome: No

Factorization: 2 × 5 × 13

Divisors: 1, 2, 5, 10, 13, 26, 65, 130

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000010

Octal: -202

Duodecimal: -AA

Hexadecimal: -82

Square: 16900

Square Root: 11.40175425099138

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

G.f.: ∏_k>0 (1-x^2k-1)/(1-x^2k). A106507

Image of primes (A000040) under "little Hankel" transform that sends [c₀, c₁, ...] to [d₀, d₁, ...] where d_n = c_n² - c_n+1*c_n-1. A56221

Triangle of coefficients of (1 - x)ⁿ*U(n,-(3·x - 2)/(2·x - 2)), where U(n,x) is the n-th Chebyshev polynomial of the second kind. A123027

G.f.: Im((i; x)_inf), where (a; q)_inf is the q-Pochhammer symbol, i = sqrt(-1). A278400

a(n) = A000728(5·n). A282937

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

Expansion of ∏_k>=1 theta₄(x^k), where theta₄() is the Jacobi θ function. A320908

Dirichlet convolution of A064216 with the Dirichlet inverse of its inverse permutation. A349397

Coefficients of the '10th-order' mock θ function X(q). A53283

A sequence related to the recurrence relations of the right hand columns of the EG1 triangle A162005. A162011