Properties of the Number 12003

Twelve Thousand Three

Basics

Value: 12002 → 12003 → 12004

Parity: odd

Prime: No

Previous Prime: 11987

Next Prime: 12007

Digit Sum: 6

Digital Root: 6

Palindrome: No

Factorization: 3 × 4001

Divisors: 1, 3, 4001, 12003

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111011100011

Octal: 27343

Duodecimal: 6B43

Hexadecimal: 2ee3

Square: 144072009

Square Root: 109.55820370926132

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

Difference between the arithmetic mean of the neighbors of the terms and the term itself follows the pattern 0,1,2,3,4,5,... A86514

a(n) = n*(n-th prime) + (n+1)*((n+1)-th prime). A152117

Number of digits in n-th even perfect number (A000396). A61193

Partial sums of A334136. A332264

Number of n X 4 0..1 arrays with rows, diagonals and antidiagonals unimodal and columns nondecreasing. A223834

Positive numbers k such that k and 2·k are anagrams in base 4 (written in base 4). A23059

Numbers k such that the string k modulo 1000 is found at position k in the decimal digits of π. A153226

Number of strings of numbers x(i=1..5) in 0..n with sum i³*x(i) equal to 125·n. A184260

a(n) = 13·n² + 10·n + 3. A387659

Moebius transform of A064987, n*σ(n). A69097