Properties of the Number 22264

Twenty-Two Thousand Two Hundred Sixty-Four

Basics

Value: 22263 → 22264 → 22265

Parity: even

Prime: No

Previous Prime: 22259

Next Prime: 22271

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ³ × 11 ² × 23

Divisors: 1, 2, 4, 8, 11, 22, 23, 44, 46, 88

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101011011111000

Octal: 53370

Duodecimal: 10A74

Hexadecimal: 56f8

Square: 495685696

Square Root: 149.2112596287559

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

Row sums of A128623. A128624

Molecular topological indices of the complete graph K_n. A181617

a(n) = 1681·n² - 984·n - 696. A118060

Sum of numbers under a triangle on a spiral staircase of width 10. A111080

A(x) satisfies A005408(x) = A(x)/A(x²), A005408 = odd numbers. A173283

Numbers that are values of the totient function (A002202) but not of the reduced totient function (A002174). A270265

Numbers k such that the squarefree part of k equals A062799(k). A69551

Smallest multiple of n² beginning with n. A78210

Number of (7+1)X(n+1) 0..1 arrays with every 2X2 subblock ne-sw antidiagonal difference unequal to its neighbors horizontally and nw+se diagonal sum unequal to its neighbors vertically. A253704

a(n) = n*φ(n)², φ = A000010. A327570