Is 137214505 a prime number?
It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 137 214 505 is not a prime number.
For example, 137 214 505 can be divided by 5: 137 214 505 / 5 = 27 442 901.
Actually, one can immediately see that 137 214 505 cannot be prime, because 5 is one of its divisors: indeed, a number ending with 0 or 5 has necessarily 5 among its divisors. The last digit of 137 214 505 is 5, so it is divisible by 5 and is therefore not prime.
For 137 214 505 to be a prime number, it would have been required that 137 214 505 has only two divisors, i.e., itself and 1.
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