Properties of the Number 86331

Eighty-Six Thousand Three Hundred Thirty-One

Basics

Value: 86330 → 86331 → 86332

Parity: odd

Prime: No

Previous Prime: 86323

Next Prime: 86341

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 × 4111

Divisors: 1, 3, 7, 21, 4111, 12333, 28777, 86331

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101000100111011

Octal: 250473

Duodecimal: 41B63

Hexadecimal: 1513b

Square: 7453041561

Square Root: 293.8213743075884

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 n such that n through n+7 are divisible by the same number of distinct primes. A45936

Numbers n such that n through n+8 are divisible by the same number of distinct primes. A45937

a(n) = ∑_k=1..n σ(k)*σ(2·k), where σ(n) = A000203(n) is the sum of the divisors of n. A347108

Strong pseudoprimes to base 41. A20267

a(n) = 1 + binomial(n+2,3) + ∑_k=0..n-1 a(k) * a(n-1-k). A393912

Expansion of e.g.f. exp(x)/(1 + LambertW(-x)). A86331

Squarefree 3-abundant numbers: squarefree numbers k such that A000203(k) > 3·k. A387153