Properties of the Number 43385

Forty-Three Thousand Three Hundred Eighty-Five

Basics

Value: 43384 → 43385 → 43386

Parity: odd

Prime: No

Previous Prime: 43331

Next Prime: 43391

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 × 8677

Divisors: 1, 5, 8677, 43385

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010100101111001

Octal: 124571

Duodecimal: 21135

Hexadecimal: a979

Square: 1882258225

Square Root: 208.290662296705

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 n X 1 0..6 arrays with values 0..6 introduced in row major order and each element equal to at least one horizontal or vertical neighbor. A198648

Number of 2 X n arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 2 X n array. A219579

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 283", based on the 5-celled von Neumann neighborhood. A271119

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 37. A31625

If n is 0, 1, or prime, a(n) = n; else a(n) = a(n-1) + a(n-2). A265822

Numbers having one 4 in base 6. A43385