24397

24397 is a natural number that sits between 24396 and 24398. In number theory, it is a semiprime, since it factors into exactly two prime numbers: 31 and 787.

The prime factorization of 24397 is 24397 = 31 × 787. Because the factors are distinct primes, 24397 is square-free and has four positive divisors: 1, 31, 787, and 24397. It is an odd number, not divisible by 2, 3, or 5. The digit sum is 25, giving a digital root of 7. Consequently, 24397 is congruent to 1 modulo 3 and to -1 (or 10) modulo 11.

In other bases, 24397 is represented as 0x5F4D in hexadecimal and as the binary sequence 0101111101001101. In scientific notation, the number is approximately 2.4397 × 10^4.

As a semiprime, 24397 serves as a straightforward example in discussions of factorization and primality properties. It has no widely noted special constants or geometric interpretations associated with it, beyond its role as a product of two primes in educational contexts.