Properties of the Number 11893

Eleven Thousand Eight Hundred Ninety-Three

Basics

Value: 11892 → 11893 → 11894

Parity: odd

Prime: No

Previous Prime: 11887

Next Prime: 11897

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 7 × 1699

Divisors: 1, 7, 1699, 11893

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111001110101

Octal: 27165

Duodecimal: 6A71

Hexadecimal: 2e75

Square: 141443449

Square Root: 109.05503197927182

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

Discriminants of real quadratic fields with class number 1 and related continued fraction period length of 24. A51965

Expansion of ∏_k=1..7 (1+x^2·k-1)/(1-x^2·k). A316719

Number of 6-ary rooted trees with n nodes and height exactly 5. A36643

Numbers k such that k and k² use only the digits 1, 3, 4, 8 and 9. A137031

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 0), (-1, 0, 1), (0, 1, -1), (1, -1, 1), (1, 0, 1)}. A149365

Expansion of 1/(1-x-x²-x³-x⁴+x⁵+x⁶+x⁷-x⁹). A258000

Number of length n arrays of permutations of 0..n-1 with each element moved by -2 to 2 places and every three consecutive elements having its maximum within 3 of its minimum. A263691

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 350", based on the 5-celled von Neumann neighborhood. A271303

Numbers k such that lcm(1,2,3,...,k)/23 equals the denominator of the k-th harmonic number H(k). A342351

Squarefree semiprimes k such that k+1 is the product of three distinct primes and k+2 is the product of four distinct primes. A376352