515525

515525 is a decimal integer. It is the six-digit number composed of the digits 5, 1, 5, 5, 2, and 5.

In number theory, 515525 is a composite number. Its prime factorization is 5^2 × 17 × 1213, showing it has four prime factors counting multiplicity. The number of positive divisors is (2+1)×(1+1)×(1+1) = 12.

Because it ends in 5, it is divisible by 5; dividing by 5 yields 103105, and further factoring gives 5 × 5 × 17 × 1213. It is odd and not divisible by 3; its digital root is 5. It is not a perfect square or cube.

In hexadecimal notation, 515525 equals 0x7DDC5.

As a numeric identifier, 515525 may appear in various contexts such as catalog numbers, serials, or administrative codes, but there is no widely recognized significance specific to the number itself.