Properties of the Number 27909

Twenty-Seven Thousand Nine Hundred Nine

Basics

Value: 27908 → 27909 → 27910

Parity: odd

Prime: No

Previous Prime: 27901

Next Prime: 27917

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7 × 443

Divisors: 1, 3, 7, 9, 21, 63, 443, 1329, 3101, 3987

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110110100000101

Octal: 66405

Duodecimal: 14199

Hexadecimal: 6d05

Square: 778912281

Square Root: 167.05986950791024

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) = n³ + (n+1)³ + (n+2)³. A27602

Signed recurrence over enriched r-trees: a(n) = 2 * (-1)ⁿ + Sum_y ∏_{i in y} a(y) where the sum is over all integer partitions of n - 1. A301469

T(2n,n-1), T given by A027907. A27909