6415

6415 is a natural number that lies between 6414 and 6416. In mathematics, its factorization is 6415 = 5 × 1283, where 1283 is prime. Consequently, 6415 is a semiprime, being the product of two primes.

Its divisors are 1, 5, 1283, and 6415. The sum of divisors is 7704, and the number of divisors is 4. The value is odd and congruent to 3 modulo 4 (6415 ≡ 3 mod 4). Because a prime factor congruent to 3 modulo 4 appears with an odd exponent in its factorization, 6415 cannot be expressed as a sum of two squares.

As a decimal integer, 6415 has a digit sum of 16, giving a digital root of 7. It is not a perfect square, cube, or other higher power.

In other contexts, 6415 can be used as a label, identifier, or catalog number within various systems, but such uses depend on the specific domain and are not inherent to the number itself.