4539

4539 is a natural number that follows 4538 and precedes 4540. It is an odd composite number with prime factorization 3 × 17 × 89, making it the product of three distinct primes. Accordingly, its positive divisors are 1, 3, 17, 89, 51, 267, 1513, and 4539. The number is square-free, since no prime appears more than once in its factorization.

The sum of digits of 4539 is 21, so the number is divisible by 3 but not by 9. In different numeral systems, 4539 has these representations: binary 1000110111011_2; octal 10673_8; decimal to hexadecimal is 0x11BB; and in base 3 it is 20020010_3. In scientific notation, it is 4.539 × 10^3.

In Roman numerals, using the common convention for 4000 as MMMM, 4539 can be written as MMMMDXXXIX.

If interpreted as a calendar year, 4539 CE would be a distant future year in the Gregorian calendar. Beyond its basic arithmetic properties, 4539 has no widely noted special significance in standard mathematical constants or well-known cultural references.