Properties of the Number 18532

Eighteen Thousand Five Hundred Thirty-Two

Basics

Value: 18531 → 18532 → 18533

Parity: even

Prime: No

Previous Prime: 18523

Next Prime: 18539

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 41 × 113

Divisors: 1, 2, 4, 41, 82, 113, 164, 226, 452, 4633

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100100001100100

Octal: 44144

Duodecimal: A884

Hexadecimal: 4864

Square: 343435024

Square Root: 136.13228860193308

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

Number of integer partitions of n with a unique composite part. A379302

Difference between 2^2·n-1 and the next larger square. A238454

Numbers k such that 30·R_k + 1 is prime, where R_k = 11...1 is the repunit (A002275) of length k. A55520

Difference between (smallest square strictly greater than 2ⁿ) and 2ⁿ. A56008

Number of ordered triples (w,x,y) with all terms in {1,...,n} and 2w³<x³+y³. A211801

Difference between 2^2n-1 and the nearest square. A236564

G.f. satisfies A(x) = (1 + x⁴) * (1 + x·A(x)²). A364330

a(1) = 1, a(2) = 2; for n >= 2, a(n+1) = a(n) + sum of the unique prime factors of a(n). A96460

Powers of fifth root of 18 rounded to nearest integer. A18166

Powers of fifth root of 18 rounded down. A18165