Properties of the Number 12324

Twelve Thousand Three Hundred Twenty-Four

Basics

Value: 12323 → 12324 → 12325

Parity: even

Prime: No

Previous Prime: 12323

Next Prime: 12329

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 13 × 79

Divisors: 1, 2, 3, 4, 6, 12, 13, 26, 39, 52

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 11000000100100

Octal: 30044

Duodecimal: 7170

Hexadecimal: 3024

Square: 151880976

Square Root: 111.01351269102334

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

a(n) = ∑_{k=1..n, gcd(n,k) = 1} k². A53818

Numbers k such that k² divides 5^k-1. A127105

a(n) = 4·n*(2·n + 1). A33586

a(n) = lcm(p-1, p+1) where p is the n-th prime. A84921

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with every 3X3 subblock sum of four medians of central row, central column, diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A254512

T(n,k)=Half the number of (n+1)X(k+1) binary arrays with equal numbers of majority one 2X2 subblocks and majority zero 2X2 subblocks. A184467

Number of periodic palindromic structures of length n using a maximum of two different symbols. A56503

Star of David matchstick numbers: a(n) = 6·n*(3·n+1). A45946

a(1)=3; for n>1, a(n) is smallest positive integer such that a(1)²+...+a(n)² = m² for some m. A18930

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 2, 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero. A300267