Properties of the Number -556250

Five Hundred Fifty-Six Thousand Two Hundred Fifty

Basics

Value: -556251 → -556250 → -556249

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 ⁵ × 89

Divisors: 1, 2, 5, 10, 25, 50, 89, 125, 178, 250

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000111110011011010

Octal: -2076332

Duodecimal: -229AA2

Hexadecimal: -87cda

Square: 309414062500

Square Root: 745.8216945088149

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

Number of paths of length n starting at initial node of the path graph P₉. A178381

Row sums of Riordan array ((1-3x+x²)/(1-4x+3x²), x(1-2x)/(1-4x+3x²)). A147748

a(n) = ∑_{k >= 0}(-1)^k*binomial(n,5·k+1). A289321

a(n) = (1/sqrt(5))*((sqrt(5) + 1)*((15 + 5·sqrt(5))/2)^n-1 + (sqrt(5) - 1)*((15 - 5·sqrt(5))/2)^n-1). A109106