Is 106958921 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 106 958 921 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 106 958 921, the only two divisors are 1 and 106 958 921. Therefore 106 958 921 is a prime number.
As a consequence, 106 958 921 is only a multiple of 1 and 106 958 921.
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Since 106958921 is a prime number, 106958921 is also a deficient number, that is to say 106958921 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 106958921 without 106958921 itself (that is 1, by definition!).
