Properties of the Number 44545

Forty-Four Thousand Five Hundred Forty-Five

Basics

Value: 44544 → 44545 → 44546

Parity: odd

Prime: No

Previous Prime: 44543

Next Prime: 44549

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5 × 59 × 151

Divisors: 1, 5, 59, 151, 295, 755, 8909, 44545

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010111000000001

Octal: 127001

Duodecimal: 21941

Hexadecimal: ae01

Square: 1984257025

Square Root: 211.05686437545688

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

Numbers which have only digits 4 and 5 in base 10. A256290

Table read by antidiagonals: T(n,k) is the number of idempotent n X n 0..k matrices of rank 1. A224524

Numbers n such that h(n) = 3 h(n-1) where h(n) is the length of the sequence {n, f(n), f(f(n)), ...., 1} in the Collatz (or 3x + 1) problem. (The earliest "1" is meant.) A78420

Cardinality of Image^inf({ 2 }) under repeated base-n zero-split doubling. A254638

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 169", based on the 5-celled von Neumann neighborhood. A270463

Number of idempotent 5X5 0..n matrices of rank 1. A224527

Numbers n such that string 3,5 occurs in the base 7 representation of n but not of n+1. A44545

Composites of the form (3·x*y-y-6)/(3·x+1), where x=composite and y=composite. A140389