It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 400 199 316 is not a prime number.
For example, 400 199 316 can be divided by 2: 400 199 316 / 2 = 200 099 658.
For 400 199 316 to be a prime number, it would have been required that 400 199 316 has only two divisors, i.e., itself and 1.
Find out more:
400 199 316 is an even number, because it is evenly divisible by 2: 400 199 316 / 2 = 200 099 658.
Find out more:
A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 400 199 316 is about 20 004.982.
Thus, the square root of 400 199 316 is not an integer, and therefore 400 199 316 is not a square number.
The square of a number (here 400 199 316) is the result of the product of this number (400 199 316) by itself (i.e., 400 199 316 × 400 199 316); the square of 400 199 316 is sometimes called "raising 400 199 316 to the power 2", or "400 199 316 squared".
The square of 400 199 316 is 160 159 492 526 867 840 because 400 199 316 × 400 199 316 = 400 199 3162 = 160 159 492 526 867 840.
As a consequence, 400 199 316 is the square root of 160 159 492 526 867 840.
400 199 316 is a number with 9 digits.
The multiples of 400 199 316 are all integers evenly divisible by 400 199 316, that is all numbers such that the remainder of the division by 400 199 316 is zero. There are infinitely many multiples of 400 199 316. The smallest multiples of 400 199 316 are: