Properties of the Number 90987

Ninety Thousand Nine Hundred Eighty-Seven

Basics

Value: 90986 → 90987 → 90988

Parity: odd

Prime: No

Previous Prime: 90977

Next Prime: 90989

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 13 × 2333

Divisors: 1, 3, 13, 39, 2333, 6999, 30329, 90987

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110001101101011

Octal: 261553

Duodecimal: 447A3

Hexadecimal: 1636b

Square: 8278634169

Square Root: 301.6405145201818

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 cusps in a class of degree-3n complex algebraic surfaces. A225018

a(n) is the smallest prime whose square divides the numerator of the Bernoulli number B(A090997(n)). A90987