Properties of the Number 13309

Thirteen Thousand Three Hundred Nine

Basics

Value: 13308 → 13309 → 13310

Parity: odd

Prime: Yes

Previous Prime: 13297

Next Prime: 13313

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 13309

Divisors: 1, 13309

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11001111111101

Octal: 31775

Duodecimal: 7851

Hexadecimal: 33fd

Square: 177129481

Square Root: 115.36463929644994

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 n such that (10²ⁿ⁺¹+72·10ⁿ-1)/9 is prime. A107649

Expansion of ∏_m>=1 (1+q^m)^m². A27998

Primes p such that A001175(p) = (p-1)/6. A308791

Primes p such that A001177(p) = (p-1)/6. A308799

Primes p such that prime(p)+2 = prime(q)*prime(r) for distinct primes q and r. A261352

Primes dividing terms of A231830. A362252

Primes of the form 100·n+9. A166560

Primes p with f(p), f(f(p)) and f(f(f(p))) all prime, where f(n) = prime(n) - n + 1. A235934

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 161", based on the 5-celled von Neumann neighborhood. A286165

a(n) is the least odd prime not in A001359 such that all subsequent composites in the gap up to the next prime have at least n prime factors, counted with multiplicity. A359637