Properties of the Number 22622

Twenty-Two Thousand Six Hundred Twenty-Two

Basics

Value: 22621 → 22622 → 22623

Parity: even

Prime: No

Previous Prime: 22621

Next Prime: 22637

Digit Sum: 14

Digital Root: 5

Palindrome: Yes

Factorization: 2 × 11311

Divisors: 1, 2, 11311, 22622

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 101100001011110

Octal: 54136

Duodecimal: 11112

Hexadecimal: 585e

Square: 511754884

Square Root: 150.40611689688689

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

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000000 00000001 or 00001001. A259962

Numbers n with digits 2 and 6 only. A284632

Palindromes with exactly 2 palindromic prime factors (counted with multiplicity), and no other prime factors. A46376

Triangular matrix, read by rows, where row k is formed from the first differences of row (k-1) of its matrix square, with an appended '1' for the main diagonal. A102225

Number of odd-length twice-partitions of n into partitions with all odd parts. A358823

Palindromes with exactly 2 distinct palindromic prime factors. A46408

Column 1 of triangular matrix A102225, in which row k is formed from the first differences of row (k-1) of its matrix square (A102228). A102227

E.g.f. A(x) satisfies: A(x) = sin(x) + cos(x)*A(x)² with A(0)=0. A318007

Palindromes in A085934. A85935

Andrews's shadow difference function D₃(q). A275633