Properties of the Number 13241

Thirteen Thousand Two Hundred Forty-One

Basics

Value: 13240 → 13241 → 13242

Parity: odd

Prime: Yes

Previous Prime: 13229

Next Prime: 13249

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 13241

Divisors: 1, 13241

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11001110111001

Octal: 31671

Duodecimal: 77B5

Hexadecimal: 33b9

Square: 175324081

Square Root: 115.06954418958998

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

a(n) = a(n-1) + a(n-2) + a(n-3) with a(0) = 1, a(1) = a(2) = 2. A214727

Numbers k such that (5^k - 1)/4 is prime. A4061

a(n) = floor(n*φ¹⁶), where φ is the golden ratio, A001622. A4931

Primes of the form n² + 16. A243451

Parker's partition triangle T(n,k) read by rows (n >= 1 and 0 <= k <= n-1). A47812

Primes p for which the period of reciprocal = (p-1)/8. A56213

Difference between the number of odd parts and the number of even parts in all the partitions of n. A209423

Smallest number m such that m²+1 is divisible by A002144(n)² (= squares of primes congruent to 1 mod 4). A59321

Row sums of triangle A115080. A115084

Transpose T(n,k) of Parker's partition triangle A047812 (n >= 1 and 0 <= k <= n-1). A136621