Properties of the Number -557

Five Hundred Fifty-Seven

Basics

Value: -558 → -557 → -556

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 557

Divisors: 1, 557

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000101101

Octal: -1055

Duodecimal: -3A5

Hexadecimal: -22d

Square: 310249

Square Root: 23.600847442411894

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

a(n) = -n² + 9·n + 23. A126719

Expansion of ψ(x⁶) / ψ(x) in powers of·where ψ() is a Ramanujan θ function. A262160

McKay-Thompson series of class 36e for the Monster group. A112175

Expansion of (1 - 2·x²)/(1 + x)³. Second column of Riordan triangle A248156. A248158

Primes or negative values of primes of the form 8·n² - 298·n + 2113 for n >= 0. A217439

Primes or negative values of primes of the form 8·n² - 326·n + 2659 for n >= 0. A217440

a(n) = n³ - (3*(n+3))². A153259

O.g.f. A(x) satisfies: [xⁿ] exp( n·x*A(x) ) * (n+1 - n·A(x)) = 0 for n >= 1. A317338

Evaluate n⁴ - 93n³ + 3196n² - 48008n + 265483 for n >= 0, record the primes. A95974

X values of the complete set of 23 integer solutions to the Ochoa curve equation. A141144