Properties of the Number -14556

Fourteen Thousand Five Hundred Fifty-Six

Basics

Value: -14557 → -14556 → -14555

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 1213

Divisors: 1, 2, 3, 4, 6, 12, 1213, 2426, 3639, 4852

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11100011011100

Octal: -34334

Duodecimal: -8510

Hexadecimal: -38dc

Square: 211877136

Square Root: 120.64824905484538

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.: ∑_n>=0 (xⁿ + i)ⁿ / (1 + i·xⁿ)ⁿ⁺¹, in which the constant term is taken to be 1. A323689

Number of regions in an equilateral triangular figure formed by the straight line segments connecting all vertices and all points that divide the sides into n equal parts. A92867

Number of non-alternating anti-run compositions of n. A345195

T(n,k)=Number of ways to reciprocally link elements of an nXk array either to themselves or to exactly one horizontal, vertical or antidiagonal neighbor. A220553

Indices k such that 3 plus the k-th triangular number is a perfect square. A154138

a(n) = 3/4*(3^{n + 1} - 2·n - 4·n² - 3). A367967

a(n) = n⁴ + (9/2)*n³ + n² - (9/2)*n + 1. A3878

Smallest integer m such that gcd{x | sum of proper divisors of·is m} is equal to 2·n, when there are at least two such x's. A253303

Constant term of the reduction by x²->x+1 of the polynomial p(n,x) defined at Comments. A193048

Triangle T(n,k) read by rows: left edge is 0, 1, 2, ... (cf. A001477); otherwise each entry is sum of entry to left and entries immediately above it to left and right, with 1 for the missing right term at right edge. A224791