Properties of the Number 90884

Ninety Thousand Eight Hundred Eighty-Four

Basics

Value: 90883 → 90884 → 90885

Parity: even

Prime: No

Previous Prime: 90863

Next Prime: 90887

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 22721

Divisors: 1, 2, 4, 22721, 45442, 90884

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110001100000100

Octal: 261404

Duodecimal: 44718

Hexadecimal: 16304

Square: 8259901456

Square Root: 301.4697331408246

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

T(n,k)=Number of nXk 0,1 arrays indicating 2X2 subblocks of some larger (n+1)X(k+1) binary array having an odd sum, with rows and columns of the latter in lexicographically nondecreasing order. A227679

Number of n X 4 0,1 arrays indicating 2 X 2 subblocks of some larger (n+1) X 5 binary array having an odd sum, with rows and columns of the latter in lexicographically nondecreasing order. A227677

Number of nX5 0,1 arrays indicating 2X2 subblocks of some larger (n+1)X6 binary array having an odd sum, with rows and columns of the latter in lexicographically nondecreasing order. A227678

a(n) is the derivative of n via transport of structure from polynomials. Completely multiplicative with a(2) = 1, a(prime(i+1)) = prime(i)ⁱ for i > 0. A90884