Capital and prime are terms in two different fields. The specific differences are as follows:

1. In the financial field, capital refers to funds and capital. Here, capital can refer to a company's registered capital, share capital, or a country's foreign exchange reserves, gold reserves, etc.

2. In the field of mathematics, prime refers to prime numbers and prime numbers. Here, prime can refer to a natural number greater than 1, a number that is not divisible by other natural numbers except 1 and itself.