Base | Representation |
---|---|
bin | 10011100100011… |
… | …100001110001000 |
3 | 211212210101012120 |
4 | 103210130032020 |
5 | 1133022214010 |
6 | 52325011240 |
7 | 11064446550 |
oct | 2344341610 |
9 | 755711176 |
10 | 328319880 |
11 | 159367649 |
12 | 91b53b20 |
13 | 53035125 |
14 | 31866160 |
15 | 1dc54e70 |
hex | 1391c388 |
328319880 has 128 divisors (see below), whose sum is σ = 1130630400. Its totient is φ = 74714112.
The previous prime is 328319851. The next prime is 328319897. The reversal of 328319880 is 88913823.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 225234 + ... + 226686.
It is an arithmetic number, because the mean of its divisors is an integer number (8833050).
Almost surely, 2328319880 is an apocalyptic number.
328319880 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 328319880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (565315200).
328319880 is an abundant number, since it is smaller than the sum of its proper divisors (802310520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
328319880 is a wasteful number, since it uses less digits than its factorization.
328319880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1743 (or 1739 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 42.
The square root of 328319880 is about 18119.5993333186. The cubic root of 328319880 is about 689.8675654252.
The spelling of 328319880 in words is "three hundred twenty-eight million, three hundred nineteen thousand, eight hundred eighty".
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