Properties of the Number 27470

Twenty-Seven Thousand Four Hundred Seventy

Basics

Value: 27469 → 27470 → 27471

Parity: even

Prime: No

Previous Prime: 27457

Next Prime: 27479

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 41 × 67

Divisors: 1, 2, 5, 10, 41, 67, 82, 134, 205, 335

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110101101001110

Octal: 65516

Duodecimal: 13A92

Hexadecimal: 6b4e

Square: 754600900

Square Root: 165.7407614318216

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

Number of maximal subsets of {1..n} containing no differences or quotients of pairs of distinct elements. A326491

G.f.: ∏_m>0 (1+x^m+2!*x^2·m). A293204

Triangle interpolating the swinging factorial (A056040) restricted to odd indices with its binomial transform. Same as interpolating the β numbers 1/β(n,n) (A002457) with (A163869). Triangle read by rows, for n >= 0, k >= 0. A163842

Number of maximal subsets of {1..n} containing no quotients of pairs of distinct elements. A326492

Difference between average of smallest prime greater than n³ and largest prime less than (n+1)³ and n-th pronic [=n(n+1)]. A63036

a(n) = 225*(n-1)*(n-2)/2. A27470