8720

8720 is a natural number that follows 8719 and precedes 8721. It is an even composite number. Its prime factorization is 2^4 × 5 × 109, giving 20 positive divisors. The sum of its decimal digits is 17, and its digital root is 8.

In various numeral systems, 8720 is represented as 10001000010000 in binary and 0x2210 in hexadecimal. In Roman numerals, standard notation cannot easily express 8720; when using overline notation, 8000 is represented as V̄, and 8720 could be written as V̄ DCC XX, though such representations are atypical and not commonly used in everyday writing.

Use of the number 8720 is primarily as a label or identifier in diverse contexts, such as catalog numbers or model numbers; there is no widely recognized mathematical constant or named entity associated solely with 8720. In calendar terms, 8720 would be a far future year.