Properties of the Number -23800

Twenty-Three Thousand Eight Hundred

Basics

Value: -23801 → -23800 → -23799

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 5 ² × 7 × 17

Divisors: 1, 2, 4, 5, 7, 8, 10, 14, 17, 20

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -101110011111000

Octal: -56370

Duodecimal: -11934

Hexadecimal: -5cf8

Square: 566440000

Square Root: 154.27248620541513

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

T(n,k)=Number of length n+4 0..k arrays with no disjoint pairs in any consecutive five terms having the same sum. A247404

Numbers that have exactly seven prime factors counted with multiplicity (A046308) whose digit reversal is different and also has 7 prime factors (with multiplicity). A109027

Number of nonisomorphic proper colorings of partition star graph using five colors. A297569

Number of planar partitions of n, but partitions that are mirror images of each other (when regarded as 3-D objects) are counted only once. A48140

Numbers n such that n² is a sum of 2 and also of 4 consecutive primes. A252066

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 113", based on the 5-celled von Neumann neighborhood. A285839

Integers k such that k = Sum k/(p_i + j), where p_i are the prime factors of k (with multiplicity). Case j = 3. A380924

a(n) in base 13 is a repdigit. A48337

E.g.f. A(x) = F(x)² where F(x) is the e.g.f. of A179421. A179423

Number of (w,x,y,z) with all terms in {1,...,n} and w+|x-y|<=|x-z|+|y-z|. A212691