The number 8 in numerology is the number of resolution. The number 8 resolves dualities, including resolving disparities between good and bad, right and wrong as well as spirit and matter.
Through the process of resolution, the number 8 seeks balance. The number works to balance extremes. The number is considered to be the highest feminine number in numerology. The ruler of number 8 is the sun. Through balance achieved through the number 8, a person is said to gain wisdom. There is a negative energy associated with number 8, as is the case of all numbers. The negative energy specifically is associated with ruthlessness and materialism.