Properties of the Number 18252

Eighteen Thousand Two Hundred Fifty-Two

Basics

Value: 18251 → 18252 → 18253

Parity: even

Prime: No

Previous Prime: 18251

Next Prime: 18253

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ³ × 13 ²

Divisors: 1, 2, 3, 4, 6, 9, 12, 13, 18, 26

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100011101001100

Octal: 43514

Duodecimal: A690

Hexadecimal: 474c

Square: 333135504

Square Root: 135.09996299037243

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

a(n) = n²*(n+1). A11379

Number of partitions of n into at most 1 copy of 1, 2 copies of 2, 3 copies of 3, ... . A52335

Expansion of g.f.: (1+x)/(1-26·x). A170746

a(n) = 12·n². A135453

a(n) = total number of partitions of [1, 2, ..., k] into exactly n blocks, each of size 1, 2, 3 or 4, for 0 <= k <= 4n. A144508

Expansion of 4th power of continued fraction 1/ ( 1+q/ ( 1+q²/ ( 1+q³/ ( 1+q⁴/... )))). A55103

Powerful numbers (definition 1) sandwiched between twin primes. A113839

a(n) = ∑_i=1..n ∑_j=1..n ∑_k=1..n (i+j+k)!/(3!*i!*j!*k!). A144511

Numbers of the form p³*q²*r² where p, q, and r are distinct primes. A179695

Numbers k for which A344998(k) = A344999(k). A345003