Is 16740071 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 16 740 071 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 16 740 071, the only two divisors are 1 and 16 740 071. Therefore 16 740 071 is a prime number.
As a consequence, 16 740 071 is only a multiple of 1 and 16 740 071.
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Since 16740071 is a prime number, 16740071 is also a deficient number, that is to say 16740071 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 16740071 without 16740071 itself (that is 1, by definition!).