Properties of the Number 1328

One Thousand Three Hundred Twenty-Eight

Basics

Value: 1327 → 1328 → 1329

Parity: even

Prime: No

Previous Prime: 1327

Next Prime: 1361

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ⁴ × 83

Divisors: 1, 2, 4, 8, 16, 83, 166, 332, 664, 1328

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10100110000

Octal: 2460

Duodecimal: 928

Hexadecimal: 530

Square: 1763584

Square Root: 36.4417343165772

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 flat partitions of n: partitions {a_i} with each |a_i - a_i-1| <= 1. A34296

Number of integer partitions of n such that it is possible to choose a different prime factor of each part. A370592

Numbers which are the sum of 3 nonzero 4th powers. A3337

Product of the 4th power of a prime (A030514) and a different prime (p⁴*q). A178739

Number of nonempty subsets of {1..n} whose geometric mean is an integer. A326027

a(n) = (n² - 3·n + 6)/2. A152948

Triangular array read by rows: T(n,k) = number of binary vectors of length n whose longest run of consecutive 1's has length k, for n >= 0, 0 <= k <= n. A48004

Table of coefficients of polynomials related to the Dirichlet η function. A156919

a(n) = 2·n² + 3·n + 3. A33816

a(n) = floor((4/3)ⁿ). A64628

We use cookies

Some cookies are essential for Natory to function, like keeping you signed in. We also use optional cookies to understand how the app is used and improve it over time. Learn more in our Privacy Policy. You can manage your preferences anytime.