If $$P_{1}, P_{2}$$, and $$P_{3}$$ are three distinct prime numbers, then what is the least common multiple of $$P_{1}, P_{2}$$, and $$P_{3}$$?

A

$$P_{1}$$

B

$$P_{1} \times P_{2} \times P_{3}$$

C

$$P_{2} \times P_{3}$$

D

$$P_{1} + P_{2} + P_{3}$$