Is 16375669 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 16 375 669 is a prime number.
Indeed, the definition of a prime numbers is to have exactly two distinct positive divisors, 1 and itself. A number is a divisor of another number when the remainder of Euclid’s division of the second one by the first one is zero. Concerning the number 16 375 669, the only two divisors are 1 and 16 375 669. Therefore 16 375 669 is a prime number.
As a consequence, 16 375 669 is only a multiple of 1 and 16 375 669.
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Since 16375669 is a prime number, 16375669 is also a deficient number, that is to say 16375669 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 16375669 without 16375669 itself (that is 1, by definition!).