7245

7245 is a natural number that lies between 7244 and 7246. In mathematics it is an odd composite number. Its prime factorization is 3^2 × 5 × 7 × 23, which shows that 7245 is divisible by 9, 15, 21, 35, 45, and 105, among other divisors. From the factorization, the number of positive divisors of 7245 is 24.

7245 is divisible by 9, and therefore the sum of its digits is 18. In binary, 7245 is 1110001001101_2.

As a decimal numeral, 7245 ends with 5, so it is divisible by 5; it is also divisible by 3 and 9, as noted. It is not prime or a square, due to the multiple prime factors and the squared factor 3^2.

In mathematical contexts, 7245 can appear as an example when illustrating prime factorization, divisors, and modular arithmetic computations. It is close to seven thousand two hundred.