Properties of the Number 17222

Seventeen Thousand Two Hundred Twenty-Two

Basics

Value: 17221 → 17222 → 17223

Parity: even

Prime: No

Previous Prime: 17209

Next Prime: 17231

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 79 × 109

Divisors: 1, 2, 79, 109, 158, 218, 8611, 17222

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100001101000110

Octal: 41506

Duodecimal: 9B72

Hexadecimal: 4346

Square: 296597284

Square Root: 131.232617896619

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 2^k+1 + 2·k + 1 is prime. A105330

Number of permutations p of {1,2,3,...,2n} such that ∑_k=1..2n abs(k-p(k)) = 2n. A72948

Number of nonempty subsets of {1..n} whose elements have a square average. A369391

a(n) = floor(b(n)), where b(1) = 1 and b(n) = b(n-1) + ∑_k=1..n-1 b(k)/(n-1). A376995

Expansion of 1/(1-x⁶-x⁷-x⁸-x⁹-x¹⁰-x¹¹-x¹²-x¹³-x¹⁴-x¹⁵-x¹⁶). A17856

a(n) = T(p(n)) - p(T(n)) = Commutator[triangular numbers, primes] at n. A123907

Indices of hexagonal numbers that are six times another hexagonal number. A386550

Base 3 digits are, in order, the first n terms of the periodic sequence with initial period 2,1. A37488

Numbers having four 5's in base 9. A43476

Nearest integer to the product of all integer roots of n from the second to the n-th. A330153