Properties of the Number 12222

Twelve Thousand Two Hundred Twenty-Two

Basics

Value: 12221 → 12222 → 12223

Parity: even

Prime: No

Previous Prime: 12211

Next Prime: 12227

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 7 × 97

Divisors: 1, 2, 3, 6, 7, 9, 14, 18, 21, 42

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111110111110

Octal: 27676

Duodecimal: 70A6

Hexadecimal: 2fbe

Square: 149377284

Square Root: 110.55315463612968

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

List of Lyndon words on {1,2} sorted first by length and then lexicographically. A102659

Nonnegative integers in balanced ternary representation (with 2 standing for -1 digit). A140267

Expansion of x*(1+x)/((1-x)*(1-10·x²)). A94626

Numbers which are divisible by prime(d) for all digits d in their decimal representation. A256786

Number of integer partitions of n whose distinct parts have integer mean. A360241

Number of nodes on a tree with degree 11 interior nodes and degree 1 boundary nodes. A90843

a(n) is the smallest positive multiple of n whose decimal digits are all 0, 1 or 2. A181060

Numbers in Morse code, with 1 for a dot, 2 for a dash and 0 between digits/letters. A60109

Numbers in base -3. A73785

List of primitive words over the alphabet {1,2}. A213969