Is 37198201 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 37 198 201 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 37 198 201, the only two divisors are 1 and 37 198 201. Therefore 37 198 201 is a prime number.
As a consequence, 37 198 201 is only a multiple of 1 and 37 198 201.
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Since 37198201 is a prime number, 37198201 is also a deficient number, that is to say 37198201 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 37198201 without 37198201 itself (that is 1, by definition!).