Properties of the Number 22643

Twenty-Two Thousand Six Hundred Forty-Three

Basics

Value: 22642 → 22643 → 22644

Parity: odd

Prime: Yes

Previous Prime: 22639

Next Prime: 22651

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 22643

Divisors: 1, 22643

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101100001110011

Octal: 54163

Duodecimal: 1112B

Hexadecimal: 5873

Square: 512705449

Square Root: 150.4759116935332

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 7- primes. A81426

Supersafe primes. A181841

Primes of the form 666·k - 1. A63472

Number of n X n circulant singular matrices over GF(2). A86324

Number of lesser twin primes (A001359) in range ]2ⁿ, 2ⁿ⁺¹]. A95017

Second smallest number of complexity n: second smallest number requiring n 1's to build using + and *. A265360

Primes p such that p³ - 1 has 8 divisors. A341659

Smallest prime Q such that prime(n)*(2·Q)^prime(n)-1 is prime. A245600

Primes p such that p plus the cube of sum of digits of p is a perfect square. A259418

Primes whose position in the Wythoff array is immediately followed by a prime both in the next column and the next row. A352537