Properties of the Number 90990

Ninety Thousand Nine Hundred Ninety

Basics

Value: 90989 → 90990 → 90991

Parity: even

Prime: No

Previous Prime: 90989

Next Prime: 90997

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 5 × 337

Divisors: 1, 2, 3, 5, 6, 9, 10, 15, 18, 27

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110001101101110

Octal: 261556

Duodecimal: 447A6

Hexadecimal: 1636e

Square: 8279180100

Square Root: 301.6454872859861

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 whose set of base 10 digits is {0,9}. A97256

Arithmetic derivative of n-th partition number. A96371

a(n) = a(n-1)*a(n-2) with a(0)=1, a(1)=10. A10100

Number of meaningful differential operations of the n-th order on the space R⁵. A90990