Is 998482201 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 998 482 201 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 998 482 201, the only two divisors are 1 and 998 482 201. Therefore 998 482 201 is a prime number.
As a consequence, 998 482 201 is only a multiple of 1 and 998 482 201.
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Since 998482201 is a prime number, 998482201 is also a deficient number, that is to say 998482201 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 998482201 without 998482201 itself (that is 1, by definition!).