Properties of the Number 2239

Two Thousand Two Hundred Thirty-Nine

Basics

Value: 2238 → 2239 → 2240

Parity: odd

Prime: Yes

Previous Prime: 2237

Next Prime: 2243

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2239

Divisors: 1, 2239

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100010111111

Octal: 4277

Duodecimal: 1367

Hexadecimal: 8bf

Square: 5013121

Square Root: 47.31807265728392

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

Primes > 1000 in which every substring of length 3 is also prime. A69489

Numbers > 1000 such that all the substrings of length = 3 are primes (substrings with leading '0' are considered to be nonprime). A211684

Prime numbers > 1000 such that all the substrings of length >= 3 are primes (substrings with leading '0' are considered to be nonprime). A211685

Primes of the form 16n+15. A127576

Primes prime(k) such that all integers in [(prime(k-1)+1)/2,(prime(k)-1)/2] are composite, excluding those primes in A080359. A164294

Primes of the form 4x²-4xy+7y², with·and y nonnegative. A107006

Primes remaining prime if any digit is deleted (zeros allowed). A51362

Primes p such that p + nextprime(p) is the arithmetic mean of a pair of twin primes. A99349

Primes congruent to 31 mod 32. A127578

Primes p such that p + 4 is prime and p == 9 (mod 10). A74822