Properties of the Number 27291

Twenty-Seven Thousand Two Hundred Ninety-One

Basics

Value: 27290 → 27291 → 27292

Parity: odd

Prime: No

Previous Prime: 27283

Next Prime: 27299

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 11 × 827

Divisors: 1, 3, 11, 33, 827, 2481, 9097, 27291

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110101010011011

Octal: 65233

Duodecimal: 13963

Hexadecimal: 6a9b

Square: 744798681

Square Root: 165.19987893458034

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 m such that the factorizations of m..m+4 have the same number of primes (including multiplicities). A45941

Number of integer compositions of n with product n. A335405

Number of non-Fibonacci parts in all partitions of n. A144116

a(n) = 25·n² + 2·n. A154377

Expansion of ∑_k>=1 x^k * (1 + k·x^k)^k. A327249

Numbers n such that n, n + 1, n + 2, n + 3 and n + 4 are products of exactly three primes. A268588

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 275", based on the 5-celled von Neumann neighborhood. A271093

a(0)=0, a(n) = 2*(a(n-1) + ceiling(n/2)) - 1 for n>0. A380384

Decimal expansion of 3 + 36/(5·sqrt(3)*π) + 48/(5*π²). A306648

a(n) = ∑_{k=0..floor(n/2)+1} (k+1) * A026009(n, k). A27291