9424

9424 is a natural number that follows 9423 and precedes 9425. In mathematics, it is an even composite integer with the prime factorisation 2 × 2 × 2 × 13 × 181, giving it a total of sixteen positive divisors. The sum of its proper divisors equals 1 + 2 + 4 + 8 + 13 + 26 + 52 + 104 + 181 + 362 + 724 + 1450 + 2900 + 5800 = 12 590, which exceeds the number itself, classifying 9424 as an abundant number. Its binary representation is 10010011010000, and in hexadecimal it is expressed as 24D0.

Outside pure mathematics, the designation 9424 appears in several distinct contexts. Asteroid 9424 is a main‑belt asteroid discovered on 2 March 1995 by astronomer T. Kojima at the Oizumi Observatory; it is catalogued under the provisional designation 1995 FM1 and has an orbital period of approximately 4.2 years. In the United States, the ZIP code 9424 does not exist, but the four‑digit number is part of the postal code system in several countries, notably in Finland where 9424 is assigned to the municipality of Lemi. The number also occurs in technical standards: ISO/IEC 9424 specifies a format for electronic data interchange in the banking sector, and the IEEE 9424‑2008 standard addresses digital television broadcasting parameters. In popular culture, “9424” has been used as a model number for consumer electronics, such as the Sony D‑9424 plasma display. The recurring appearance of 9424 across scientific, technical, and commercial fields illustrates the diverse ways in which a simple integer can acquire multiple specialised meanings.