Is 42411983 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 42 411 983 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 42 411 983, the only two divisors are 1 and 42 411 983. Therefore 42 411 983 is a prime number.
As a consequence, 42 411 983 is only a multiple of 1 and 42 411 983.
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Since 42411983 is a prime number, 42411983 is also a deficient number, that is to say 42411983 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 42411983 without 42411983 itself (that is 1, by definition!).