Properties of the Number 13807

Thirteen Thousand Eight Hundred Seven

Basics

Value: 13806 → 13807 → 13808

Parity: odd

Prime: Yes

Previous Prime: 13799

Next Prime: 13829

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 13807

Divisors: 1, 13807

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 11010111101111

Octal: 32757

Duodecimal: 7BA7

Hexadecimal: 35ef

Square: 190633249

Square Root: 117.50319144601988

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

Primes of the form 1 + n + n² + n³ + ... + n^k, n > 1, k > 1. A85104

Primes of form k² + k + 1. A2383

Position where concatenate(1,...,n) occurs for the first time in the decimals of π (where 3, 1, 4,... are at position 0, 1, 2,...). A121280

a(n) = 9·n² + 3·n + 1. A82040

Primes which can be written as (b^k+1)/(b+1) for positive integers b and k. A59055

Primes of the form 4·k² - 10·k + 7 with k positive. A73337

Primes p such that q-p = 22, where q is the next prime after p. A61779

Primes of the form n² + n + 1 where n is nonprime. A185632

Largest prime < n³. A77037

Primes p for which exactly four bases b with 1 < b < p exist such that p is a base b Wieferich prime. A255207