Properties of the Number 2183

Two Thousand One Hundred Eighty-Three

Basics

Value: 2182 → 2183 → 2184

Parity: odd

Prime: No

Previous Prime: 2179

Next Prime: 2203

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 37 × 59

Divisors: 1, 37, 59, 2183

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100010000111

Octal: 4207

Duodecimal: 131B

Hexadecimal: 887

Square: 4765489

Square Root: 46.72258554489466

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 superdiagonal partitions: partitions (p1, p2, p3, ...) of n such that π >= i. A238873

a(n) = n*(3·n + 7)/2. A140090

E.g.f.: A(x) = exp( x/A(-x·A(x)) ). A213108

Golden semiprimes: a(n)=p·q and abs(p*φ-q)<1, where φ = golden ratio = (1+sqrt(5))/2. A108540

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction. A250632

Number of distinct pairs (m, y), where m >= 1 and y is an integer partition of n, such that m can be obtained by iteratively adding or multiplying together parts of y until only one part (equal to m) remains. A319910

Consider all permutations p_i of the first n primes; a(n) is the minimum over p_i of the maximal product of two adjacent primes in the permutation. A332765

a(n) = n³ - n - 1. A126420

Number of unordered rooted trees where each subtree from given node has the same number of nodes. A127524

Greatest semiprime whose prime indices sum to n. A339115