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328708 = 22372221
BaseRepresentation
bin1010000010000000100
3121200220101
41100100010
541004313
611013444
72536222
oct1202004
9550811
10328708
11204a66
1213a284
13b6803
1487b12
15675dd
hex50404

328708 has 12 divisors (see below), whose sum is σ = 591052. Its totient is φ = 159840.

The previous prime is 328687. The next prime is 328709. The reversal of 328708 is 807823.

It is a happy number.

328708 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 262144 + 66564 = 512^2 + 258^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (328709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 963 + ... + 1258.

2328708 is an apocalyptic number.

It is an amenable number.

328708 is a deficient number, since it is larger than the sum of its proper divisors (262344).

328708 is a wasteful number, since it uses less digits than its factorization.

328708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2262 (or 2260 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 328708 is about 573.3306201486. The cubic root of 328708 is about 69.0139298348.

The spelling of 328708 in words is "three hundred twenty-eight thousand, seven hundred eight".

Divisors: 1 2 4 37 74 148 2221 4442 8884 82177 164354 328708