Properties of the Number 2229

Two Thousand Two Hundred Twenty-Nine

Basics

Value: 2228 → 2229 → 2230

Parity: odd

Prime: No

Previous Prime: 2221

Next Prime: 2237

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 743

Divisors: 1, 3, 743, 2229

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100010110101

Octal: 4265

Duodecimal: 1359

Hexadecimal: 8b5

Square: 4968441

Square Root: 47.21228653645151

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

Partial sums of A299287. A299288

List of free polyominoes in binary coding, ordered by number of bits, then value of the binary code. Can be read as irregular table with row lengths A000105 (in which case the offset is 0). A246521

Number of integer compositions of n whose leaders of weakly decreasing runs are identical. A374742

Numbers of the form a⁵ + b³ with a,b>0. A100293

Number of distinct means of nonempty subsets of {1,...,n}. A135342

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 2 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302623

a(1)=0; thereafter, a(n) is the smallest number such that the addition table for (a(1),...,a(n)) contains n*(n+1)/2 different entries, and the multiplication table for (a(2),...,a(n)) contains n*(n-1)/2 different nonzero entries (the maximum possible in both cases). A337656

Number A(n,k) of tilings of a k X n rectangle using 1 X 1 squares and L-tiles; square array A(n,k), n>=0, k>=0, read by antidiagonals. A226444

Moduli n for which A248218(n) = 9. A256349

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00010001. A260544