18211896

18211896 is the eight-digit natural number 18,211,896 in base ten. It is even and composite. Its prime factorization is 2^3 * 3^2 * 17 * 14879. The sum of its digits is 36, so the number is divisible by 9; since the last three digits form 896, it is divisible by 8; hence the number is divisible by 72 (8 × 9). 14879 is prime, so the full factorization consists of two small primes and two larger primes.

In numerical terms, 18211896 is approximately 1.82 × 10^7. Its divisibility properties place it in the arithmetic class of numbers divisible by 72. The factorization indicates it has multiple prime factors, including a relatively large prime factor in its decomposition.

Context and usage: As a plain numeric string, 18211896 may appear as an identifier, catalog number, or data key in various domains such as databases, manufacturing codes, or archival records. There is no widely documented historical event, organization, or mathematical significance uniquely tied to this exact sequence of digits in standard reference works. If encountered in a specific context, its meaning is determined by the relevant data schema or the domain’s labeling conventions.