Properties of the Number 22002

Twenty-Two Thousand Two

Basics

Value: 22001 → 22002 → 22003

Parity: even

Prime: No

Previous Prime: 21997

Next Prime: 22003

Digit Sum: 6

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 19 × 193

Divisors: 1, 2, 3, 6, 19, 38, 57, 114, 193, 386

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 101010111110010

Octal: 52762

Duodecimal: 10896

Hexadecimal: 55f2

Square: 484088004

Square Root: 148.3307115873176

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

Smallest multiple of n using only digits 0 and 2. A78241

Numbers whose decimal expansion contains only 0's and 2's. A169965

Diagonal elements A122445(n+2,n) of the pendular trinomial triangle A122445. A122449

McKay-Thompson series of class 20A for the Monster group. A112158

McKay-Thompson series of class 10B for the Monster group with a(0) = -4. A132040

Numbers k such that k and k² use only the digits 0, 2, 4, 6 and 8. A136904

Numbers consisting of either 2's and 0's or 5's and 0's. A168541

Array read by antidiagonals: T(n,k) is the number of nonisomorphic k-sets of permutations of an n-set. A362763

Numbers k such that k² contains only digits {0,4,8}, not ending with zero. A58441

a(n)² is a square whose decimal expansion digits occur with an exact frequency of 3. A52095