Properties of the Number 27647

Twenty-Seven Thousand Six Hundred Forty-Seven

Basics

Value: 27646 → 27647 → 27648

Parity: odd

Prime: Yes

Previous Prime: 27631

Next Prime: 27653

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 27647

Divisors: 1, 27647

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110101111111111

Octal: 65777

Duodecimal: 13BBB

Hexadecimal: 6bff

Square: 764356609

Square Root: 166.27387046676938

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

Class 1+ primes: primes of the form 2ⁱ*3^j - 1 with i, j >= 0. A5105

Primes of the form 43·n² - 537·n + 2971 in order of increasing nonnegative values of n. A272285

Primes neighboring a 3-smooth number. A219528

Primes of the form 3·m² - 1. A89682

Primes of the form 12·n²-1. A143830

T(3,n) with T(n,m) as in A063394. A63396

Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 613", based on the 5-celled von Neumann neighborhood. A289936

Primes that remain prime through 3 iterations of function f(x) = 5x + 4. A23284

a(n) is smallest prime such that a(n)+1 is a proper multiple of a(n-1)+1 [with a(1)=1]. A58000

a(n) = 1024·n - 1. A158421