Properties of the Number 90828

Ninety Thousand Eight Hundred Twenty-Eight

Basics

Value: 90827 → 90828 → 90829

Parity: even

Prime: No

Previous Prime: 90823

Next Prime: 90833

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ³ × 29 ²

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 27, 29

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110001011001100

Octal: 261314

Duodecimal: 44690

Hexadecimal: 162cc

Square: 8249725584

Square Root: 301.37684051698466

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 k for which A344998(k) = A344999(k). A345003

Integers whose arithmetic derivative is equal to their Dedekind function. A301939

Number of nX3 0..1 arrays with every element equal to 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero. A298254

Conductor of the elliptic curve y² = x³ + n. A356730

If p and q are twin primes then pq + 1 is always divisible by 3, except for (p,q)=(3,5). Sequence gives values of (pq + 1)/3. A165280

Number of arrangements of 3 nonzero numbers x(i) in -n..n with the sum of trunc(x(i)/x(i+1)) equal to zero. A189546

Number of ways to reciprocally link elements of an 3 X n array either to themselves or to exactly two horizontal or antidiagonal neighbors. A220633

Numbers such that the list of exponents of their factorization is a palindromic list of primes. A322525

Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A085163/A085164. A90828