Properties of the Number 16222

Sixteen Thousand Two Hundred Twenty-Two

Basics

Value: 16221 → 16222 → 16223

Parity: even

Prime: No

Previous Prime: 16217

Next Prime: 16223

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 8111

Divisors: 1, 2, 8111, 16222

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 11111101011110

Octal: 37536

Duodecimal: 947A

Hexadecimal: 3f5e

Square: 263153284

Square Root: 127.36561545409342

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

Numbers k such that the digit sum of 167^k is divisible by k. A175552

Least k such that gcd(prime(k+1)-1, prime(k)-1) = 2n. A67605

Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 441", based on the 5-celled von Neumann neighborhood. A282224

Triangle read by rows: T(n,m) (n>=0, 1 <= m <= n+1) = number of unlabeled rigid interval posets with n non-maximal and m maximal elements. A193344

Triangle read by rows: T(n,k) is the number of length-n ascent sequences without flat steps, containing k zeros. A218757

Number of (n+1) X (6+1) 0..1 arrays with each 2 X 2 subblock having clockwise pattern 0000 0011 or 0101. A259220

Let b(1) = 3 and let b(n+1) be the least prime expressible as k*(b(n)-1)*b(n)-1; this sequence gives the values of k in order. A306601

a(n) = ∑_k=0..m T(n,k) * T(n,k+1), where m=0 for n=1; m=n for n >= 2; and T is given by A026120. A27323

Floor[1/{(3+n⁴)^1/4}], where {}=fractional part. A184538

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