Properties of the Number 27239

Twenty-Seven Thousand Two Hundred Thirty-Nine

Basics

Value: 27238 → 27239 → 27240

Parity: odd

Prime: Yes

Previous Prime: 27211

Next Prime: 27241

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 27239

Divisors: 1, 27239

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110101001100111

Octal: 65147

Duodecimal: 1391B

Hexadecimal: 6a67

Square: 741963121

Square Root: 165.04241878983717

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 k such that (5^k - 3^k)/2 = A005059(k) is prime. A121877

Primes p such that continued fraction of (1 + sqrt(p))/2 has period 16 : primes in A146339. A146361

Primes of the form n² + 14. A243449

a(n) is the first prime p such that the sum of 2·n consecutive primes starting at p is q*(q+1) where q is prime, or 0 if there is no such p. A338989

Lesser of twin primes p such that p and p+2 are both in A115591. A367318

Primes p of the form a²-b² and p·a-b is also prime (with b=prime and a=b+1). A173875

Numbers m such that m, m-1, m-2 and m-3 are 1,2,3,4-almost primes respectively. A201220

Yarborough primes that remain Yarborough primes when each of their digits are replaced by their cubes. A296563

a(n) = least prime greater than prime(n)*prime(n+1). A391804

T(n,n+1), array T given by A047020. A47026