Properties of the Number 12522

Twelve Thousand Five Hundred Twenty-Two

Basics

Value: 12521 → 12522 → 12523

Parity: even

Prime: No

Previous Prime: 12517

Next Prime: 12527

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 2087

Divisors: 1, 2, 3, 6, 2087, 4174, 6261, 12522

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 11000011101010

Octal: 30352

Duodecimal: 72B6

Hexadecimal: 30ea

Square: 156800484

Square Root: 111.90174261377702

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

First occurrence of n in A084501. A84507

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock row and column sum equal to 2 3 4 6 or 7 and every 3X3 diagonal and antidiagonal sum not equal to 2 3 4 6 or 7. A252167

Irregular table read by rows: T(n,k) = number of k-gons, k >= 3, formed inside a triangle with edge length 1 by the straight line segments mutually connecting all vertices and points that divide the sides into segments with lengths equal to the Farey series of order n = A006842(n,m)/A006843(n,m), m = 1..A005728(n). A358951

6th power of rooted tree enumerator; number of linear forests of 6 rooted trees. A395

Number of primes between n⁴ and (n+1)⁴. A61235

a(n) = 8·n² - 7·n + 2. A360417

a(n) is the number of smallest parts in the overpartitions of n. A335724

a(n) = ∑_k=0..n C(n,k)* [x^n-k] A(x)^k for n>0, with a(0)=1. A125222

Number of (n+2)X(1+2) 0..3 arrays with every 3X3 subblock row and column sum equal to 2 3 4 6 or 7 and every 3X3 diagonal and antidiagonal sum not equal to 2 3 4 6 or 7. A252160

Number of (n+2)X(5+2) 0..3 arrays with every 3X3 subblock row and column sum equal to 2 3 4 6 or 7 and every 3X3 diagonal and antidiagonal sum not equal to 2 3 4 6 or 7. A252164