138172

138172 is a positive integer that belongs to the set of natural numbers. It is even and composite, with a prime factorization of 2^2 × 34543. The factor 34543 is itself prime, so this represents the complete prime factorization of the number.

The sum of the digits of 138172 is 22, which shows that the number is not divisible by 3 or 9. It is divisible by 4 but not by 8, placing it in the congruence class of 4 modulo 8. Its divisors are 1, 2, 4, 34543, 69086, and 138172.

In base representations suitable for arithmetic and computing, 138172 can be expressed as 0x21BBC in hexadecimal and as 100001101110111100 in binary. These representations reflect its factorization and its position within different numeral systems.

The number's arithmetic properties make it a typical example of a small composite even integer with a simple prime factor structure. It can serve as a reference case for discussions of divisibility, factorization, and base conversions in introductory number theory.