Base | Representation |
---|---|
bin | 10111001011111… |
… | …011101100111000 |
3 | 1000002222110021211 |
4 | 113023323230320 |
5 | 1244041112323 |
6 | 102333412504 |
7 | 12432323464 |
oct | 2713735470 |
9 | 1002873254 |
10 | 389004088 |
11 | 18a645590 |
12 | aa33a134 |
13 | 62791645 |
14 | 399414a4 |
15 | 2424070d |
hex | 172fbb38 |
389004088 has 48 divisors (see below), whose sum is σ = 818029800. Its totient is φ = 171987840.
The previous prime is 389004061. The next prime is 389004103. The reversal of 389004088 is 880400983.
It is a self number, because there is not a number n which added to its sum of digits gives 389004088.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118858 + ... + 122086.
Almost surely, 2389004088 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 389004088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409014900).
389004088 is an abundant number, since it is smaller than the sum of its proper divisors (429025712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389004088 is a wasteful number, since it uses less digits than its factorization.
389004088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3320 (or 3279 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 40.
The square root of 389004088 is about 19723.1865579576. The cubic root of 389004088 is about 729.9919233484.
The spelling of 389004088 in words is "three hundred eighty-nine million, four thousand, eighty-eight".
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