Properties of the Number 22091

Twenty-Two Thousand Ninety-One

Basics

Value: 22090 → 22091 → 22092

Parity: odd

Prime: Yes

Previous Prime: 22079

Next Prime: 22093

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 22091

Divisors: 1, 22091

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101011001001011

Octal: 53113

Duodecimal: 1094B

Hexadecimal: 564b

Square: 488012281

Square Root: 148.63041411501214

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 p with q = p + 2 and prime(q) + 2 both prime. A236457

Number of integer partitions of n such that (length) * (maximum) >= 2·n. A361906

Prime number spiral (clockwise, East spoke). A54555

Positive integers of the form (30·m²+1)/11. A179339

Primes p with p + 2, prime(p) + 2 and prime(prime(p)) + 2 all prime. A236481

Minimal set of prime-strings in base 10 for primes of the form 4n+3 in the sense of A071062. A111056

Let F(g,p) be the frequency of g up to prime nextprime(p+1). Primes p such that F(2,p) = F(4,p) and g = 2 or 4. A274122

Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 433", based on the 5-celled von Neumann neighborhood. A282201

a(n) is the number of multisets with n primes with which an n-gon with perimeter prime(n) can be formed. A376348

Prime(n) and prime(n+2) use the same digits. A69794