It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 140 064 009 is not a prime number.
For example, 140 064 009 can be divided by 3: 140 064 009 / 3 = 46 688 003.
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For 140 064 009 to be a prime number, it would have been required that 140 064 009 has only two divisors, i.e., itself and 1.
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140 064 009 is an odd number, because it is not evenly divisible by 2.
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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 140 064 009 is about 11 834.864.
Thus, the square root of 140 064 009 is not an integer, and therefore 140 064 009 is not a square number.
The square of a number (here 140 064 009) is the result of the product of this number (140 064 009) by itself (i.e., 140 064 009 × 140 064 009); the square of 140 064 009 is sometimes called "raising 140 064 009 to the power 2", or "140 064 009 squared".
The square of 140 064 009 is 19 617 926 617 152 080 because 140 064 009 × 140 064 009 = 140 064 0092 = 19 617 926 617 152 080.
As a consequence, 140 064 009 is the square root of 19 617 926 617 152 080.
140 064 009 is a number with 9 digits.
The multiples of 140 064 009 are all integers evenly divisible by 140 064 009, that is all numbers such that the remainder of the division by 140 064 009 is zero. There are infinitely many multiples of 140 064 009. The smallest multiples of 140 064 009 are: