Properties of the Number -111231

One Hundred Eleven Thousand Two Hundred Thirty-One

Basics

Value: -111232 → -111231 → -111230

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 17 × 727

Divisors: 1, 3, 9, 17, 51, 153, 727, 2181, 6543, 12359

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -11011001001111111

Octal: -331177

Duodecimal: -54453

Hexadecimal: -1b27f

Square: 12372335361

Square Root: 333.51311818277856

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

Kochański's (or Kochanski's) sequence. A191642

a(n) = floor((1 + 3ⁿ)/(1 + 3·n)). A191634

Numbers n such that both n and n² contain "123" as a substring. A268278

Number of chains in the partially ordered (by subspace inclusion) set of all subspaces of the vector space GF(2)ⁿ. A293844

Numbers m such that (4^m + 23) / 3 is prime. A261579

Numbers whose digit product equals the number of their digits. A321771