ℕ atory
Play Now

Properties of the Number 12150

Twelve Thousand One Hundred Fifty

Basics

Value: 12149 → 12150 → 12151

Parity: even

Prime: No

Previous Prime: 12149

Next Prime: 12157

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 5 × 5 2

Divisors: 1, 2, 3, 5, 6, 9, 10, 15, 18, 25

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10111101110110

Octal: 27566

Duodecimal: 7046

Hexadecimal: 2f76

Square: 147622500

Square Root: 110.22703842524301

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: Yes

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

Integers that are Rhonda numbers to base 4. A100968
Number of partitions where no part is a multiple of 9. A104502
A(n,k) is the n-th Rhonda number to base A002808(k), the k-th composite number; square array A(n,k), n>=1, k>=1, read by antidiagonals. A291925
Least positive integer whose reversed (weakly decreasing) prime indices have zero-based weighted sum (A359677) equal to n. A359681
Numbers k for which nontrivial positive magic squares of exactly 9 different orders with magic sum k exist. For a definition of nontrivial positive magic squares, see A125005. A125016
Number of hexagonal regions in regular n-gon with all diagonals drawn. A67153
Dirichlet convolution of squares with themselves. A34714
T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with no element unequal to a strict majority of its horizontal, vertical and antidiagonal neighbors, with values 0..2 introduced in row major order. A231302
G.f.: ∏k>=1 1/(1-xk)5·k. A255612
Matrix log of triangle A078122, which shifts columns left and up under matrix cube; these terms are the result of multiplying each element in row n and column k by (n-k)!. A111815