Properties of the Number 12000

Twelve Thousand

Basics

Value: 11999 → 12000 → 12001

Parity: even

Prime: No

Previous Prime: 11987

Next Prime: 12007

Digit Sum: 3

Digital Root: 3

Palindrome: No

Factorization: 2 ⁵ × 3 × 5 ³

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10111011100000

Octal: 27340

Duodecimal: 6B40

Hexadecimal: 2ee0

Square: 144000000

Square Root: 109.54451150103323

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

Numbers whose sum of digits is 3. A52217

The number of edges formed when every pair of n points, placed at the vertices of a regular n-gon, are connected by a circle and where the points lie at the ends of the circle's diameter. A358783

Numbers n that raised to the powers from 1 to k (with k>=1) are multiple of the sum of their digits (n raised to k+1 must not be a multiple). Case k=12. A135197

3 times 10-gonal (or decagonal) numbers: a(n) = 3·n*(4·n-3). A152767

Numbers in base -3. A73785

Numbers k such that the average digit of k² is 1. A164771

T(n,k)=Number of (n+2)X(k+2) binary arrays avoiding patterns 001 and 011 in rows and columns. A202100

G.f. A(x) satisfies A(x) = (1 + x·A(x))² * (1 + 2·A(x)) / 3. A231552

Galois numbers for p=5; order of group AGL(n,5). A28667

Numbers k such that σ(k+1) divides σ(k), where σ(k) is the sum of positive divisors of k. A58073