Yes, 257 is a rational number.
Yes.Yes, 257 is a whole number.
no,it is rational
257 is rational.
It is a rational number, and an integer. I have never heard of a while number, though.
The square root of 257 is an irrational number, as it cannot be expressed as a fraction or whole number. It is a non-repeating, non-terminating decimal.
257 is prime. It is only evenly divisible by itself and one.257 is prime.
For the isotope Fm-257 the mass number is 257.
Yes, 257 is a real number.
257 = 100000001
257 = CCLVII
Yes, 257 can be divided evenly only by 1 and 257. This is because 257 is a prime number, which means it has only two factors: 1 and itself. Any other number you try to divide into 257 will result in a remainder, making it not divisible by any other number.