2620

2620 is a natural number that follows 2619 and precedes 2621. In decimal notation it is written as 2620, and it is an even composite number.

Mathematical properties: The prime factorization of 2620 is 2^2 × 5 × 131. It is divisible by 4, 5, 10 and 20, among other divisors. It has 12 positive divisors: 1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, and 2620. The sum of its digits is 10, and 2620 is divisible by 10, making it a Harshad number in base 10. It is not a prime, square, or cube.

Representations: In Roman numerals, 2620 is MMDCXX. In hexadecimal, it is A3C; in binary, 101000111100; in octal, 5074.

Occurrence and usage: As a calendar year, 2620 CE would be far in the future, and there are no widely recorded historical events associated with that year. Beyond arithmetic and numerical catalogs, 2620 is used primarily as a numeral without a specific common designation or meaning.