Properties of the Number -15894

Fifteen Thousand Eight Hundred Ninety-Four

Basics

Value: -15895 → -15894 → -15893

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 883

Divisors: 1, 2, 3, 6, 9, 18, 883, 1766, 2649, 5298

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11111000010110

Octal: -37026

Duodecimal: -9246

Hexadecimal: -3e16

Square: 252619236

Square Root: 126.07140833670417

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

Expansion of r(q³) / r(q)³ in powers of q where r() is the Rogers-Ramanujan continued fraction. A285583

Riordan matrix (g(x),x·g(x)), where g(x) = (1-x-sqrt(1-2·x-3·x²-4·x³))/(2·x²*(1+x)). A190252

a(n) = 196·n² + 2·n. A158222

a(n) = 324·n² + 18. A158590

a(n) = 49·n² + n. A173141

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 14. A31692

Triangle read by rows of numbers of paths in a lattice satisfying certain conditions. A71950

Number of n X 3 0..2 arrays with rows and columns lexicographically nondecreasing read forwards and nonincreasing read backwards. A201695

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 377", based on the 5-celled von Neumann neighborhood. A271463

Convolution of odd numbers and A001950. A23659