5995

5995 is a natural number that sits between 5994 and 5996. In base 10 it is a four-digit palindrome, reading the same forwards and backwards (5995).

It is composite, with prime factorization 5 × 11 × 109, making it square-free. The positive divisors are 1, 5, 11, 55, 109, 545, 1199, and 5995.

5995 is the 109th triangular number, since T_109 = 109 × 110 / 2 = 5995. This places it among the sequence of numbers that can form a triangle of objects when arranged in a triangular lattice.

In modular arithmetic, 5995 is congruent to 1 modulo 3 (since 5994 is divisible by 3) and congruent to 3 modulo 4 (the last two digits, 95, give a remainder of 3 when divided by 4). It ends in 5, so it is divisible by 5, confirming its composite status.

Beyond these mathematical properties, 5995 can appear as an identifier or catalog number in various domains, but such uses are not inherent to the number itself.