Answer:
To the power of, Exponents.
Examples:
5^3, 5 x 5 x 5 = 125
6^4, 6 x 6 x 6 x 6 = 1296
The symbol basically means the exponent, of how many times to multiply the Base Number.
5 is the base.
5 ^ 3. The symbol means the exponent, 3. It tells you to multiply the 5 by it's self 3 times.