Base | Representation |
---|---|
bin | 10011100101110… |
… | …011111000100000 |
3 | 211220110121202020 |
4 | 103211303320200 |
5 | 1133120211234 |
6 | 52340421440 |
7 | 11100503436 |
oct | 2345637040 |
9 | 756417666 |
10 | 328678944 |
11 | 1595923a0 |
12 | 920a7880 |
13 | 5312c6a9 |
14 | 3191ad56 |
15 | 1dcc6549 |
hex | 13973e20 |
328678944 has 96 divisors (see below), whose sum is σ = 944758080. Its totient is φ = 99225600.
The previous prime is 328678913. The next prime is 328678949. The reversal of 328678944 is 449876823.
It is a tau number, because it is divible by the number of its divisors (96).
It is not an unprimeable number, because it can be changed into a prime (328678949) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431524 + ... + 432284.
It is an arithmetic number, because the mean of its divisors is an integer number (9841230).
Almost surely, 2328678944 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 328678944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (472379040).
328678944 is an abundant number, since it is smaller than the sum of its proper divisors (616079136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
328678944 is a wasteful number, since it uses less digits than its factorization.
328678944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1194 (or 1186 counting only the distinct ones).
The product of its digits is 2322432, while the sum is 51.
The square root of 328678944 is about 18129.5047919131. The cubic root of 328678944 is about 690.1189628953.
The spelling of 328678944 in words is "three hundred twenty-eight million, six hundred seventy-eight thousand, nine hundred forty-four".
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