Properties of the Number 5409

Five Thousand Four Hundred Nine

Basics

Value: 5408 → 5409 → 5410

Parity: odd

Prime: No

Previous Prime: 5407

Next Prime: 5413

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 601

Divisors: 1, 3, 9, 601, 1803, 5409

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010100100001

Octal: 12441

Duodecimal: 3169

Hexadecimal: 1521

Square: 29257281

Square Root: 73.54590403278758

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

Triangle read by rows: row n is the first row of the matrix M[n]^n-1, where M[n] is the n X n tridiagonal matrix with main diagonal (3,4,4,...) and super- and subdiagonals (1,1,1,...). A124574

Third row of Pascal-(1,3,1) array A081578. A81585

a(1) = 8; a(n) is smallest number > a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A74344

Expansion of η(q)⁹ / η(q³)³ in powers of q. A109041

Number of ON cells after n generations of two-dimensional automaton based on knight moves (see Comments for definition). A319018

Smallest of four consecutive integers divisible by four consecutive primes respectively. A72555

Smallest number k such that M(n)²+k·M(n)+1 is prime with M(n)= Mersenne primes =A000668(n). A139427

Expansion of ∑_k>0 x^k/(1 - k·x^k)³. A363642

Sum of the first n palindromes (A002113). A46489

Odd numbers n, not powers of primes, such that σ(n) is congruent to 2 modulo 8. A332228