Properties of the Number -5220

Two Hundred Twenty

Basics

Value: -5221 → -5220 → -5219

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 5 × 29

Divisors: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010001100100

Octal: -12144

Duodecimal: -3030

Hexadecimal: -1464

Square: 27248400

Square Root: 72.24956747275377

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 cos(log(1 + sin(x))). A9019

a(n) = A023194 - A062700(n). Negative values of A071166(m) = m-A006530(A000203(m)) differences. In these cases m is square number from A023194. A71167

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 203", based on the 5-celled von Neumann neighborhood. A270728

Coefficients in the expansion of ([s] + [2s]x + [3s]x² + ...)/([r] + [2r]x + [3r]x² + ...); [ ] = floor, r = e - 1, s = r/(1-r). A279632

E.g.f. A(x) satisfies 1 = ∑_n>=0 (A(x) - xⁿ)ⁿ / n!. A384268

Triangle read by rows: expansion of p(x,t) = b(x,t)*u(x,t)*h(x,t) where b(x,t) = t·exp(x·t)/(exp(t)-1), u(x,t) = 1/(1-2·x*t+t²), and h(x,t) = exp(2·x*t-t²). A137981

a(n) = n*(4·n+1). A7742

Partial sums of powers of 17 (A001026). A91045

a(n) = n³ + n² + n + 1. A53698

12 times triangular numbers. A49598