Properties of the Number -2283

Two Hundred Eighty-Three

Basics

Value: -2284 → -2283 → -2282

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 761

Divisors: 1, 3, 761, 2283

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -100011101011

Octal: -4353

Duodecimal: -13A3

Hexadecimal: -8eb

Square: 5212089

Square Root: 47.78074926160116

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

Expansion of (1 - x - x² + sqrt((1 - x - x²)² - 4·x³))/2 in powers of x. A292461

Generalized Catalan numbers: a(n+1) = a(n) + ∑_k=1..n-1 a(k)*a(n-1-k). A4148

Number of benzenoids with 23 hexagons, C_2v symmetry and containing n carbon atoms. A123142

a(n) = (1/1 + 1/2 + ... + 1/n)*lcm{1,2,...,n}. A25529

Positions of occurrences of the natural numbers as third subsequence in A100035. A100038

Values of n such that n²-2 and n²+2 are both prime. A108701

Number of divisors of n! with equal prime multiplicities. A336415

Number of polyhexes with 24 hexagons, C_3h symmetry and containing 67+3n carbon atoms. A123205

a(1)=4, a(2)=3, a(n) = 4·a(n-1) + 3·a(n-2). A189742

Positions of 5's on the spiral defined in A308890. A308895