Properties of the Number 38809

Thirty-Eight Thousand Eight Hundred Nine

Basics

Value: 38808 → 38809 → 38810

Parity: odd

Prime: No

Previous Prime: 38803

Next Prime: 38821

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 197 ²

Divisors: 1, 197, 38809

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001011110011001

Octal: 113631

Duodecimal: 1A561

Hexadecimal: 9799

Square: 1506138481

Square Root: 197

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

Number of 2 X n 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 0 1 vertically. A207025

a(n) = (6·n + 5)². A16970

Main diagonal of A082043: a(n) = n⁴ + 2·n² + 1. A82044

a(n) = (11·n + 10)². A17510

a(n) = (7·n + 1)². A16994

Numbers k such that k² is palindromic in base 14. A30072

Squares which are palindromes in base 14. A30074

Square of primes of the form 4k+1 (A002144). A80109

Squares with initial digit '3'. A45786

a(n) = (14·n+1)². A134934