Properties of the Number 323

Three Hundred Twenty-Three

Basics

Value: 322 → 323 → 324

Parity: odd

Prime: No

Previous Prime: 317

Next Prime: 331

Digit Sum: 8

Digital Root: 8

Palindrome: Yes

Factorization: 17 × 19

Divisors: 1, 17, 19, 323

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101000011

Octal: 503

Duodecimal: 22B

Hexadecimal: 143

Square: 104329

Square Root: 17.97220075561143

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

Palindromes in base 10. A2113

Motzkin numbers: number of ways of drawing any number of nonintersecting chords joining n (labeled) points on a circle. A1006

Numbers in base 4. A7090

a(n) = n*(n+2) = (n+1)² - 1. A5563

Products of 2 successive primes. A6094

Numbers whose digits are primes. A46034

a(n) = binomial(n+1, 2) + n - 1 = n*(n+3)/2 - 1. A34856

Self numbers or Colombian numbers (numbers that are not of the form m + sum of digits of m for any m). A3052

Brilliant numbers: semiprimes (products of two primes, A001358) whose prime factors have the same number of decimal digits. A78972

Prime shift array: Square array read by antidiagonals: A(1,col) = 2·col, and for row > 1, A(row,col) = A003961(A(row-1,col)). A246278