Properties of the Number 9728

Nine Thousand Seven Hundred Twenty-Eight

Basics

Value: 9727 → 9728 → 9729

Parity: even

Prime: No

Previous Prime: 9721

Next Prime: 9733

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ⁹ × 19

Divisors: 1, 2, 4, 8, 16, 19, 32, 38, 64, 76

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011000000000

Octal: 23000

Duodecimal: 5768

Hexadecimal: 2600

Square: 94633984

Square Root: 98.63062404750362

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 that are divisible by exactly 10 primes with multiplicity. A46314

Expansion of g.f. (1+2·x)/(1-2·x)². A14480

a(n) = T(n,2), array T as in A049600. A49611

Number of integer partitions of n whose Heinz number (product of primes of parts) is divisible by their sum of primes of parts. A330953

Triangle read by rows: T(n,k) = (2·n-1)*2^k-1, 0<k<=n. A118413

Consider the Post tag system defined in A284116; a(n) = number of binary words of length n which terminate in a cycle. A289671

Number of compositions of n with all adjacent parts (x, y) satisfying x < 2y and y <= 2x. A342338

Let f(k) = exp(π*sqrt(k)); sequence gives numbers k such that ceiling(f(k)) - f(k) < 1/10³. A127022

Numbers of the form p⁹*q where p and q are distinct primes. A179692

Numbers k such that (number of prime factors of k counted with multiplicity) less (number of distinct prime factors of k) = 8. A195092