Properties of the Number -131223

One Hundred Thirty-One Thousand Two Hundred Twenty-Three

Basics

Value: -131224 → -131223 → -131222

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 17 × 31 × 83

Divisors: 1, 3, 17, 31, 51, 83, 93, 249, 527, 1411

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100000000010010111

Octal: -400227

Duodecimal: -63B33

Hexadecimal: -20097

Square: 17219475729

Square Root: 362.2471531979237

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

Number of permutations of length n which avoid the patterns 123, 2431, 4132. A116713

Numbers k such that (5·10^k - 29)/3 is prime. A282505