Is 10045001 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 10 045 001 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 10 045 001, the only two divisors are 1 and 10 045 001. Therefore 10 045 001 is a prime number.
As a consequence, 10 045 001 is only a multiple of 1 and 10 045 001.
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Since 10045001 is a prime number, 10045001 is also a deficient number, that is to say 10045001 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 10045001 without 10045001 itself (that is 1, by definition!).