Properties of the Number 22639

Twenty-Two Thousand Six Hundred Thirty-Nine

Basics

Value: 22638 → 22639 → 22640

Parity: odd

Prime: Yes

Previous Prime: 22637

Next Prime: 22643

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 22639

Divisors: 1, 22639

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101100001101111

Octal: 54157

Duodecimal: 11127

Hexadecimal: 586f

Square: 512524321

Square Root: 150.46261994262895

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 whose base-3 representation also is the base-2 representation of a prime. A235265

Number of n-node rooted identity trees of height 5. A38089

Terms k of A002977 such that both (k-1)/2 and (k-1)/3 are also terms of A002977. A85249

Primes of the form a⁵ + b³ with a,b>0. A100273

Primes p such that (p+2)/3 and (p+3)/2 are prime. A338410

Primes of the form ceiling(n^e). A74224

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 537", based on the 5-celled von Neumann neighborhood. A272792

Primes p such that (q·s-p·r)/2 and |p·s-q·r|/2 are both prime, where p,q,r,s are consecutive primes. A341802

Primes p such that the sum of cubes of the 4 consecutive primes starting with p is twice a prime. A368637

Primes in which no digit is coprime to its neighbors. A88297