3420

3420 is a natural number that comes after 3419 and before 3421. It is an even composite number with a prime factorization of 2^2 × 3^2 × 5 × 19.

This yields 36 positive divisors. The sum of all divisors is 10920, so the sum of proper divisors is 7500, making 3420 an abundant number. It is also a Harshad (Niven) number in base 10, since 3420 divided by the sum of its digits (9) equals 380.

In various numeral systems, 3420 is represented as binary 110101011100, octal 6534, and hexadecimal D5C. In Roman numerals it is MMMCDXX.

The number’s properties can be relevant in number theory discussions of divisibility, factorization, and abundancy. Beyond pure mathematics, 3420 may appear in contexts such as catalog numbers or identifiers, but no single universally recognized meaning exists for the value itself.