Properties of the Number -30831

Thirty Thousand Eight Hundred Thirty-One

Basics

Value: -30832 → -30831 → -30830

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 43 × 239

Divisors: 1, 3, 43, 129, 239, 717, 10277, 30831

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111100001101111

Octal: -74157

Duodecimal: -15A13

Hexadecimal: -786f

Square: 950550561

Square Root: 175.58758498253798

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 n such that 54 'Reverse and Add' steps are needed to reach a palindrome. A65321

Expansion of (1/x) * Series_Reversion( x / (1/(1-x) + x³) ). A369621

a(n) = the smallest multiple of the n-th prime such that (a(n)+1) is divisible by both the (n-1)th prime and the (n+1)st prime. A143243

p-INVERT of the odd positive integers, where p(S) = 1 + S - S². A292484

Multiplicity of highest weight (or singular) vectors associated with character chi₇₇ of Monster module. A34465