Properties of the Number 90215

Ninety Thousand Two Hundred Fifteen

Basics

Value: 90214 → 90215 → 90216

Parity: odd

Prime: No

Previous Prime: 90203

Next Prime: 90217

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 × 18043

Divisors: 1, 5, 18043, 90215

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110000001100111

Octal: 260147

Duodecimal: 4425B

Hexadecimal: 16067

Square: 8138746225

Square Root: 300.35811958393936

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

Negative value of coefficient of x^n-6 in the characteristic polynomial of a certain n X n integer circulant matrix. A127411

A generalization of triangles A071951 (Legendre-Stirling) and A089504. A90215