Properties of the Number -2683

Six Hundred Eighty-Three

Basics

Value: -2684 → -2683 → -2682

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2683

Divisors: 1, 2683

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101001111011

Octal: -5173

Duodecimal: -1677

Hexadecimal: -a7b

Square: 7198489

Square Root: 51.79768334587948

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

a(n) = (-1)*a(n-1) + 3·a(n-2) with a(1)=-1 and a(2)=1. A140167

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 481", based on the 5-celled von Neumann neighborhood. A272458

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 489", based on the 5-celled von Neumann neighborhood. A272513

a(n) = a(n-1) + 3·a(n-2) for n > 1, a(0) = a(1) = 1. A6130

Initial members of prime triples (p, p+4, p+6). A22005

Primes that become another prime under the map 8 <-> 9 (acting on the decimal digits). A175789

Discriminants of imaginary quadratic fields with class number 5 (negated). A46002

Primes followed by a [4,2,4] prime difference pattern of A001223. A52378

Numbers k such that there is 1 prime between 100·k and 100·k + 99. A186393

Prime self (or Colombian) numbers: primes not expressible as the sum of an integer and its digit sum. A6378