Properties of the Number -505521

Five Hundred Five Thousand Five Hundred Twenty-One

Basics

Value: -505522 → -505521 → -505520

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ⁴ × 79 ²

Divisors: 1, 3, 9, 27, 79, 81, 237, 711, 2133, 6241

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1111011011010110001

Octal: -1733261

Duodecimal: -204669

Hexadecimal: -7b6b1

Square: 255551481441

Square Root: 711

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

Squares with initial digit '5'. A45788

Discriminants with exactly 2 associated cyclic cubic fields. A343002

Discriminants with at least 2 associated cyclic cubic fields. A343024

a(n+1) is the smallest square > a(n) such that every concatenation (n > 1) is a prime. A87352

Squares representable as b! + triangular(c). A230365