Is 188 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
For 188, the answer is: No, 188 is not a prime number.
The list of all positive divisors (i.e., the list of all integers that divide 188) is as follows: 1, 2, 4, 47, 94, 188.
For 188 to be a prime number, it would have been required that 188 has only two divisors, i.e., itself and 1.
Find out more:
As a consequence:
- 188 is a multiple of 1
- 188 is a multiple of 2
- 188 is a multiple of 4
- 188 is a multiple of 47
- 188 is a multiple of 94
For 188 to be a prime number, it would have been required that 188 has only two divisors, i.e., itself and 1.
Is 188 a deficient number?
Yes, 188 is a deficient number, that is to say 188 is a natural number that is strictly larger than the sum of its proper divisors, i.e., the divisors of 188 without 188 itself (that is 1 + 2 + 4 + 47 + 94 = 148).