Properties of the Number -55990

Fifty-Five Thousand Nine Hundred Ninety

Basics

Value: -55991 → -55990 → -55989

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 5 × 11 × 509

Divisors: 1, 2, 5, 10, 11, 22, 55, 110, 509, 1018

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101101010110110

Octal: -155266

Duodecimal: -2849A

Hexadecimal: -dab6

Square: 3134880100

Square Root: 236.62206152427967

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. satisfies: A(x) = A(x² + x³)/(1-x). A251572

Positive integers whose square is the sum of 88 consecutive squares. A257826

Consider the figure made up of a row of n adjacent congruent rectangles, with diagonals of all possible rectangles drawn; a(n) = number of interior vertices where exactly three lines cross. A336489