Properties of the Number 93486

Ninety-Three Thousand Four Hundred Eighty-Six

Basics

Value: 93485 → 93486 → 93487

Parity: even

Prime: No

Previous Prime: 93481

Next Prime: 93487

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 15581

Divisors: 1, 2, 3, 6, 15581, 31162, 46743, 93486

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110110100101110

Octal: 266456

Duodecimal: 46126

Hexadecimal: 16d2e

Square: 8739632196

Square Root: 305.75480372350654

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) is the number of free polyominoids that have faces aligned to precisely 2 planes. A385399

a(n) = K₄(n) = ∑_k>=0 A090285(4,k)*2^k*binomial(n,k). a(n) = 2*(n⁴+14·n³+62·n²+91·n+21)/3. A90296

Least k >= 0 such that k! + n is a square, or -1 if no such number exists. A93486