It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 142 003 209 is not a prime number.
For example, 142 003 209 can be divided by 3: 142 003 209 / 3 = 47 334 403.
Find out more:
For 142 003 209 to be a prime number, it would have been required that 142 003 209 has only two divisors, i.e., itself and 1.
Find out more:
142 003 209 is an odd number, because it is not evenly divisible by 2.
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 142 003 209 is about 11 916.510.
Thus, the square root of 142 003 209 is not an integer, and therefore 142 003 209 is not a square number.
The square of a number (here 142 003 209) is the result of the product of this number (142 003 209) by itself (i.e., 142 003 209 × 142 003 209); the square of 142 003 209 is sometimes called "raising 142 003 209 to the power 2", or "142 003 209 squared".
The square of 142 003 209 is 20 164 911 366 297 680 because 142 003 209 × 142 003 209 = 142 003 2092 = 20 164 911 366 297 680.
As a consequence, 142 003 209 is the square root of 20 164 911 366 297 680.
142 003 209 is a number with 9 digits.
The multiples of 142 003 209 are all integers evenly divisible by 142 003 209, that is all numbers such that the remainder of the division by 142 003 209 is zero. There are infinitely many multiples of 142 003 209. The smallest multiples of 142 003 209 are: