Properties of the Number -505555

Five Hundred Five Thousand Five Hundred Fifty-Five

Basics

Value: -505556 → -505555 → -505554

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 101111

Divisors: 1, 5, 101111, 505555

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1111011011011010011

Octal: -1733323

Duodecimal: -204697

Hexadecimal: -7b6d3

Square: 255585858025

Square Root: 711.0239095839182

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

Numbers k such that k and k² use only the digits 0, 2, 5 and 8. A136918

Numbers k such that k and k² use only the digits 0, 2, 5, 8 and 9. A136919

Smallest semiprime containing exactly n 5's. A104724

Near-repdigit semiprimes with 5 as repeated digit. A105986