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328361 = 1129851
BaseRepresentation
bin1010000001010101001
3121200102112
41100022221
541001421
611012105
72535215
oct1201251
9550375
10328361
11204780
1213a035
13b65c7
1487945
156745b
hex502a9

328361 has 4 divisors (see below), whose sum is σ = 358224. Its totient is φ = 298500.

The previous prime is 328357. The next prime is 328373. The reversal of 328361 is 163823.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 328361 - 22 = 328357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14915 + ... + 14936.

It is an arithmetic number, because the mean of its divisors is an integer number (89556).

2328361 is an apocalyptic number.

It is an amenable number.

328361 is a deficient number, since it is larger than the sum of its proper divisors (29863).

328361 is a wasteful number, since it uses less digits than its factorization.

328361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29862.

The product of its digits is 864, while the sum is 23.

The square root of 328361 is about 573.0279225308. The cubic root of 328361 is about 68.9896364747.

The spelling of 328361 in words is "three hundred twenty-eight thousand, three hundred sixty-one".

Divisors: 1 11 29851 328361