Properties of the Number 16446

Sixteen Thousand Four Hundred Forty-Six

Basics

Value: 16445 → 16446 → 16447

Parity: even

Prime: No

Previous Prime: 16433

Next Prime: 16447

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 2741

Divisors: 1, 2, 3, 6, 2741, 5482, 8223, 16446

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100000000111110

Octal: 40076

Duodecimal: 9626

Hexadecimal: 403e

Square: 270470916

Square Root: 128.24195881223898

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 nonempty subsets of [n] whose elements have a prime average. A309160

Number of nonisomorphic graded posets with 0 and uniform Hasse diagram of rank n with no 3-element antichain. A206902

Recurrence sequence derived from the digits of the cube root of 2 after its decimal point. A98328

Numbers n such that A002088(n) < 3n²/π². A285022

Triangle read by rows: T(n,k) is the number of k-matchings in the C_n X P₃ graph (C_n is the cycle graph on n vertices and P₃ is the path graph on 3 vertices). A102089

Positive integers that have exactly ten representations of the form 1 + p1 * (1 + p2* ... * (1 + p_j)...), where [p1, ..., p_j] is a (possibly empty) list of distinct primes. A317400

a(n) = prime(n) + n³ + n² + 4n - 1. A60822

Number of permutations of 1..n+4 with the number moved left exceeding the number moved right by n. A179571

Smallest k such that A002522(k) and A002522(k+2n) are successive primes of the form m²+1. A245463

Number of (n+1) X (5+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nonincreasing x(i,j)-x(i-1,j) in the j direction. A250739