Is 13748879 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 13 748 879 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 13 748 879, the only two divisors are 1 and 13 748 879. Therefore 13 748 879 is a prime number.
As a consequence, 13 748 879 is only a multiple of 1 and 13 748 879.
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Since 13748879 is a prime number, 13748879 is also a deficient number, that is to say 13748879 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 13748879 without 13748879 itself (that is 1, by definition!).