Properties of the Number 22626

Twenty-Two Thousand Six Hundred Twenty-Six

Basics

Value: 22625 → 22626 → 22627

Parity: even

Prime: No

Previous Prime: 22621

Next Prime: 22637

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 419

Divisors: 1, 2, 3, 6, 9, 18, 27, 54, 419, 838

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101100001100010

Octal: 54142

Duodecimal: 11116

Hexadecimal: 5862

Square: 511935876

Square Root: 150.41941364066008

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

Expansion of ∏_k>=1 ((1 + x^k)/(1 - x^k))^σ(k). A301555

Numbers n with digits 2 and 6 only. A284632

Cubeful numbers whose neighbors are also cubeful. A122692

Numbers with at least 2 distinct digits and whose "rotations" (including the number itself) are multiples of these digits; repeated digits allowed but digit 0 not allowed. A66484

Irregular table read by rows: T(n,k) is the number of k-gons, k>=2, among all distinct circles that can be constructed from the 3 vertices and the equally spaced 3·n points placed on the sides of an equilateral triangle, using only a compass. A372617

Central element of a series of 5 successive nonsquarefree numbers. A188296

a(n) = 2·n*(16·n - 13). A263228

Smallest multiple of n using all digits of (n-1) at least once and no others; or 0 if no such number exists. A83958

Index of the first occurrence of A019565(2n-1) in sequence A103790. A103791

Number of (n+2) X 10 binary arrays with every 3 X 3 subblock commuting with each horizontal and vertical neighbor 3 X 3 subblock. A190032