Is 40371937 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 40 371 937 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 40 371 937, the only two divisors are 1 and 40 371 937. Therefore 40 371 937 is a prime number.
As a consequence, 40 371 937 is only a multiple of 1 and 40 371 937.
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Since 40371937 is a prime number, 40371937 is also a deficient number, that is to say 40371937 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 40371937 without 40371937 itself (that is 1, by definition!).