Properties of the Number 46391

Forty-Six Thousand Three Hundred Ninety-One

Basics

Value: 46390 → 46391 → 46392

Parity: odd

Prime: No

Previous Prime: 46381

Next Prime: 46399

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 23 × 2017

Divisors: 1, 23, 2017, 46391

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011010100110111

Octal: 132467

Duodecimal: 22A1B

Hexadecimal: b537

Square: 2152124881

Square Root: 215.3857005467169

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

a(n) = n + Fibonacci(n+1). A81659

Number of tripling steps to reach 1 in the 3x+1 (Collatz) problem starting with the n-th Mersenne prime. A390817

Take a squarefree semiprime and take the difference of its prime factors. If it is a squarefree semiprime repeat the process. Sequence lists the squarefree semiprimes that generate other squarefree semiprimes only in the first k steps of this process. Case k = 5. A296812

Odd numbers with exactly 5 distinct prime factors. A46391

Number of 3Xn arrays of occupancy after each element stays put or moves to some horizontal or antidiagonal neighbor, without move-in move-out straight through or left turns. A221939

Number of nX3 arrays of occupancy after each element stays put or moves to some horizontal or vertical neighbor, without move-in move-out straight through or left turns. A222016

Number of 4Xn 0..3 arrays with diagonals and rows unimodal and antidiagonals nondecreasing. A224283