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325231 is a prime number
BaseRepresentation
bin1001111011001101111
3121112010121
41033121233
540401411
610545411
72523124
oct1173157
9545117
10325231
11202395
12138267
13b505a
148674b
1566571
hex4f66f

325231 has 2 divisors, whose sum is σ = 325232. Its totient is φ = 325230.

The previous prime is 325229. The next prime is 325249. The reversal of 325231 is 132523.

Adding to 325231 its reverse (132523), we get a palindrome (457754).

It is a weak prime.

It is an emirp because it is prime and its reverse (132523) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 325231 - 21 = 325229 is a prime.

It is a super-2 number, since 2×3252312 = 211550406722, which contains 22 as substring.

Together with 325229, it forms a pair of twin primes.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 325231.

It is not a weakly prime, because it can be changed into another prime (325201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162615 + 162616.

It is an arithmetic number, because the mean of its divisors is an integer number (162616).

2325231 is an apocalyptic number.

325231 is a deficient number, since it is larger than the sum of its proper divisors (1).

325231 is an equidigital number, since it uses as much as digits as its factorization.

325231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180, while the sum is 16.

The square root of 325231 is about 570.2902769643. The cubic root of 325231 is about 68.7697287733.

The spelling of 325231 in words is "three hundred twenty-five thousand, two hundred thirty-one".