It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 137 348 738 is not a prime number.
For example, 137 348 738 can be divided by 2: 137 348 738 / 2 = 68 674 369.
For 137 348 738 to be a prime number, it would have been required that 137 348 738 has only two divisors, i.e., itself and 1.
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137 348 738 is an even number, because it is evenly divisible by 2: 137 348 738 / 2 = 68 674 369.
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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 137 348 738 is about 11 719.588.
Thus, the square root of 137 348 738 is not an integer, and therefore 137 348 738 is not a square number.
The square of a number (here 137 348 738) is the result of the product of this number (137 348 738) by itself (i.e., 137 348 738 × 137 348 738); the square of 137 348 738 is sometimes called "raising 137 348 738 to the power 2", or "137 348 738 squared".
The square of 137 348 738 is 18 864 675 830 192 644 because 137 348 738 × 137 348 738 = 137 348 7382 = 18 864 675 830 192 644.
As a consequence, 137 348 738 is the square root of 18 864 675 830 192 644.
137 348 738 is a number with 9 digits.
The multiples of 137 348 738 are all integers evenly divisible by 137 348 738, that is all numbers such that the remainder of the division by 137 348 738 is zero. There are infinitely many multiples of 137 348 738. The smallest multiples of 137 348 738 are: