12899

12899 is a natural number that follows 12898 and precedes 12900. It is an odd integer.

In mathematics, 12899 is a prime number—the only positive divisors are 1 and 12899. As a prime congruent to 3 modulo 4, it cannot be expressed as a sum of two squares. The digits of 12899 sum to 29, giving a digital root of 2. In hexadecimal notation, 12899 is 0x3263.

Proximity to the composite number 12900 shows nothing about 12899's primality; 12900 factors as 2^2 × 3 × 5^2 × 43.

12899 is used in mathematical discussions as an example of a medium-sized prime and has no widely associated constants or named theorems.