165580140

165580140 is a decimal integer composed of nine digits. As a number in the ordinary sense, it is even and ends with a zero, making it divisible by 10. It is a composite number and its prime factorization can be expressed as 165580140 = 2^2 × 3 × 5 × 11 × 250879. The factor 250879 is an odd integer that completes the factorization, but its primality is not required for identifying the overall factors of 165580140.

In mathematical contexts, 165580140 can be used as an example of a large even composite and as a test case for arithmetic algorithms, factoring routines, or numeral systems. Beyond pure math, strings of digits like this frequently appear as identifiers, catalog numbers, or keys in databases and software systems. Without accompanying context, a nine-digit sequence such as 165580140 is not inherently meaningful and may refer to any of a variety of items assigned a numeric code.

If interpreted as a Unix timestamp (the number of seconds since January 1, 1970 UTC), 165580140 corresponds to March 31, 1975, at 10:29:00 UTC. This illustrates how the same numeric sequence can have different interpretations depending on the domain and reference framework used.

In summary, 165580140 is a nine-digit integer with a specific prime factorization, and like many such numbers, its significance depends on the context in which it is encountered.