Properties of the Number 44731

Forty-Four Thousand Seven Hundred Thirty-One

Basics

Value: 44730 → 44731 → 44732

Parity: odd

Prime: No

Previous Prime: 44729

Next Prime: 44741

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 41 × 1091

Divisors: 1, 41, 1091, 44731

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010111010111011

Octal: 127273

Duodecimal: 21A77

Hexadecimal: aebb

Square: 2000862361

Square Root: 211.49704489661315

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) = p(1)p(n) + p(2)p(n-1) + ... + p(k)p(n+1-k), where k = [ (n+1)/2 ], p = A000040 = the primes. A24697

a(n) = p(1)p(n) + p(2)p(n-1) + ... + p(k)p(n-k+1), where k = [ n/2 ], p = A000040, the primes. A25129

a(n) = n⁴ + 2·n³ + 4·n² + 3·n + 1 = ((n+1)⁵+n⁵) / (2·n+1). A72025

Least number k such that (n!+k)/n and (n!-k)/n are both prime. A245697

Number of (n+1)X(4+1) 0..2 arrays with no element unequal to a strict majority of its horizontal and antidiagonal neighbors, with values 0..2 introduced in row major order. A231259

Numbers n such that string 1,8 occurs in the base 10 representation of n but not of n+1. A44731