Properties of the Number 45839

Forty-Five Thousand Eight Hundred Thirty-Nine

Basics

Value: 45838 → 45839 → 45840

Parity: odd

Prime: No

Previous Prime: 45833

Next Prime: 45841

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 23 × 1993

Divisors: 1, 23, 1993, 45839

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011001100001111

Octal: 131417

Duodecimal: 2263B

Hexadecimal: b30f

Square: 2101213921

Square Root: 214.10044371742904

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

Odd numbers having no odd primes in their Collatz (3x+1) trajectory. A221475

Expansion of ∏_k>=1 1/(1 - x^k)^k-φ(k), where φ() is the Euler totient function (A000010). A307705

Numbers with more than one Collatz tripling step whose odd Collatz trajectory does not contain primes. A319936

Number of nondecreasing arrangements of n+2 numbers in 0..8 with each number being the sum mod 9 of two others. A183911

a(n) = A005929(n)/2. A45839