Properties of the Number -104

One Hundred Four

Basics

Value: -105 → -104 → -103

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 5

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 13

Divisors: 1, 2, 4, 8, 13, 26, 52, 104

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101000

Octal: -150

Duodecimal: -88

Hexadecimal: -68

Square: 10816

Square Root: 10.198039027185569

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

Generalized sum of divisors function: excess of sum of odd divisors of n over sum of even divisors of n. A2129

a(n) = (n+1)*(2-n)/2. A80956

Signed Fibonomial triangle. A55870

Expansion of square root of q times normalized Hauptmodul for γ(4) in powers of q⁸. A29838

Expansion of q^-1/24 (m (1-m) / 16)^1/24 in powers of q, where m = k² is the parameter and q is the nome for Jacobian elliptic functions. A81360

Coefficients of the 3rd-order mock θ function f(q). A25

Expansion of η(q)⁸ / η(q²)⁴ in powers of q. A96727

Real part of the sum of divisors function σ(n) generalized for Gaussian integers. A103228

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of ∏_j>=1 1/(1 + j·x^j)^k. A297325

Triangle of q-binomial coefficients for q=-5. A15113