Properties of the Number -5440

Four Hundred Forty

Basics

Value: -5441 → -5440 → -5439

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ⁶ × 5 × 17

Divisors: 1, 2, 4, 5, 8, 10, 16, 17, 20, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010101000000

Octal: -12500

Duodecimal: -3194

Hexadecimal: -1540

Square: 29593600

Square Root: 73.7563556583431

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

∏_n>=1 1 / (1 - xⁿ)^a(n/n!) = 1 + sinh(x). A354056

Exponential Riordan array (1,sin(x)). A185690

Triangle T(n,k) read by rows: see formula lines for definition. A97474

Expansion of (η(q²)⁹ / (η(q)² * η(q⁴)⁴))² in powers of q. A138504

Triangle read by rows: the coefficient [x^k] of the polynomial ∏_i=1..n (4^i-1-x), in row n and column 0 <= k <= n. A157784

Expansion of (∑_n=-inf..inf x^n²)^-15. A4416

4-dimensional pyramidal numbers: a(n) = n²*(n²-1)/12. A2415

Triangular array: T(n,k) counts the partitions of the set [n] into k odd sized blocks. A136630

a(n) = 4·n² - 9·n + 6. A54556

Numbers whose sum of prime indices is twice their number, counted with multiplicity in both cases. A340387