Properties of the Number 69391

Sixty-Nine Thousand Three Hundred Ninety-One

Basics

Value: 69390 → 69391 → 69392

Parity: odd

Prime: No

Previous Prime: 69389

Next Prime: 69401

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 7 × 23 × 431

Divisors: 1, 7, 23, 161, 431, 3017, 9913, 69391

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000111100001111

Octal: 207417

Duodecimal: 341A7

Hexadecimal: 10f0f

Square: 4815110881

Square Root: 263.4217151261452

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 2 X 2 matrices with all terms in {-n,..,0,..,n} and (sum of terms) = determinant. A281194

Number of binary strings of length n with equal numbers of 00110 and 01001 substrings. A164251

E.g.f. exp( 1 - x - sqrt( 1 - 4·x + x² )). A78634

From a riddle, see Puzzling.SE link. A303029

Number of n X 16 binary arrays with a path of adjacent 1's from top row to bottom row. A69391