Properties of the Number 40839

Forty Thousand Eight Hundred Thirty-Nine

Basics

Value: 40838 → 40839 → 40840

Parity: odd

Prime: No

Previous Prime: 40829

Next Prime: 40841

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 13613

Divisors: 1, 3, 13613, 40839

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001111110000111

Octal: 117607

Duodecimal: 1B773

Hexadecimal: 9f87

Square: 1667823921

Square Root: 202.08661509362761

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

Expansion of ∏_k>=1 (1 + x^k - x^3·k) / (1 - x^k). A266650

a(n) = number of n-lettered words in the alphabet {1, 2, 3} with as many occurrences of the substring (consecutive subword) [1, 1, 2] as of [3, 1, 1]. A211295

Numbers k such that k and k+1 are both nonsquarefree numbers whose number of divisors is a power of 2 (A175496). A372691

Continued fraction for sqrt(869). A40839