Properties of the Number 16287

Sixteen Thousand Two Hundred Eighty-Seven

Basics

Value: 16286 → 16287 → 16288

Parity: odd

Prime: No

Previous Prime: 16273

Next Prime: 16301

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 61 × 89

Divisors: 1, 3, 61, 89, 183, 267, 5429, 16287

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11111110011111

Octal: 37637

Duodecimal: 9513

Hexadecimal: 3f9f

Square: 265266369

Square Root: 127.62053126358627

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 partitions p = [x(1), ..., x(k)], where x(1) >= x(2) >= ... >= x(k), of n such that max(x(i) - x(i-1)) < number of distinct parts of p. A241818

Denominators of continued fraction convergents to sqrt(821). A42585

Ceiling(4*π*n²). A135971

Products p·q*r of three distinct primes such that (p·q) mod r, (p·r) mod q and (q·r) mod p are all prime. A338704

Positive numbers k such that k and 4·k are anagrams in base 9 (written in base 9). A23081

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 23 ones. A31791

a(n) = floor(11ⁿ/6ⁿ). A94989

Inverse of 2278th cyclotomic polynomial. A16287

Number of nX5 arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..1 nX5 array. A218894

Number of length-n 0..7 arrays with no following elements greater than or equal to the first repeated value. A267231