Properties of the Number -28232

Twenty-Eight Thousand Two Hundred Thirty-Two

Basics

Value: -28233 → -28232 → -28231

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 3529

Divisors: 1, 2, 4, 8, 3529, 7058, 14116, 28232

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -110111001001000

Octal: -67110

Duodecimal: -14408

Hexadecimal: -6e48

Square: 797045824

Square Root: 168.02380783686579

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 fullerenes with 2n vertices (or carbon atoms), counting enantiomorphic pairs as distinct. A57210

Expansion of ∏_k>=1 (1 + k·x^k²)^k. A285242

a(n) is the determinant of the 2 X 2 matrix whose entries (when read by rows) are the n-th primes congruent to 1, 3, 5, 7 mod 8 respectively. A337145

a(n) = 64·n² + 8. A158488

G.f. A(x) satisfies: A(x) = 1 + x·A(x)³ / (1 - 4·x). A349532

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 42. A31720

Number of n X n arrays of squares of integers summing to 29 with every element equal to at least one neighbor. A146530

Numbers n such that A118799(n) = 0. A118578

Polynomial expansion of p(x)=1/(1 - 3 x + 2 x² + 2 x³ - 4 x⁴ + 4 x⁵ - 2 x⁶ - 2 x⁷ + 3 x⁸ - x⁹ - x¹⁷ + 3 x¹⁸ - 2 x¹⁹ - 2 x²⁰ + 4 x²¹ - 4 x²² + 2 x²³ + 2 x²⁴ - 3 x²⁵ + x²⁶). A164787