Properties of the Number 22743

Twenty-Two Thousand Seven Hundred Forty-Three

Basics

Value: 22742 → 22743 → 22744

Parity: odd

Prime: No

Previous Prime: 22741

Next Prime: 22751

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7 × 19 ²

Divisors: 1, 3, 7, 9, 19, 21, 57, 63, 133, 171

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 101100011010111

Octal: 54327

Duodecimal: 111B3

Hexadecimal: 58d7

Square: 517244049

Square Root: 150.80782473068166

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 that are the sum of four third powers in six or more ways. A345148

Numbers that are the sum of four third powers in seven or more ways. A345150

Numbers that are the sum of four third powers in exactly seven ways. A345151

Numbers n such that n and prime(n) end with the same three digits. A67841

Positions k where A348733(k) is not multiplicative. A348740

"Primitive" numbers k such that k divides 4^k - 1. A323203

Number of odd-length first columns in all deco polyominoes of height n. A deco polyomino is a directed column-convex polyomino in which the height, measured along the diagonal, is attained only in the last column. A121695

Integer averages of halves of first cubes of natural numbers (n³)/2 for some n. A164579

Number of length 3 1..(n+1) arrays with every leading partial sum divisible by 2 or 3. A257065

Primitive terms of A370348. A370406