Is 48219121 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
Yes, 48 219 121 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 48 219 121, the only two divisors are 1 and 48 219 121. Therefore 48 219 121 is a prime number.
As a consequence, 48 219 121 is only a multiple of 1 and 48 219 121.
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Since 48219121 is a prime number, 48219121 is also a deficient number, that is to say 48219121 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 48219121 without 48219121 itself (that is 1, by definition!).