Base | Representation |
---|---|
bin | 10011100101001… |
… | …100000000101001 |
3 | 211220011022201101 |
4 | 103211030000221 |
5 | 1133100000000 |
6 | 52333121401 |
7 | 11066223334 |
oct | 2345140051 |
9 | 756138641 |
10 | 328515625 |
11 | 159490719 |
12 | 92029261 |
13 | 530a3259 |
14 | 318b761b |
15 | 1dc92e6a |
hex | 1394c029 |
328515625 has 27 divisors (see below), whose sum is σ = 425292751. Its totient is φ = 253750000.
The previous prime is 328515617. The next prime is 328515653. The reversal of 328515625 is 526515823.
It is a happy number.
The square root of 328515625 is 18125.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 13 ways, for example, as 18896409 + 309619216 = 4347^2 + 17596^2 .
It is not a de Polignac number, because 328515625 - 23 = 328515617 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 11328111 + ... + 11328139.
Almost surely, 2328515625 is an apocalyptic number.
328515625 is the 18125-th square number.
328515625 is the 9063-rd centered octagonal number.
It is an amenable number.
328515625 is a deficient number, since it is larger than the sum of its proper divisors (96777126).
328515625 is an frugal number, since it uses more digits than its factorization.
328515625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 98 (or 34 counting only the distinct ones).
The product of its digits is 72000, while the sum is 37.
The cubic root of 328515625 is about 690.0046383501.
The spelling of 328515625 in words is "three hundred twenty-eight million, five hundred fifteen thousand, six hundred twenty-five".
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