Base | Representation |
---|---|
bin | 10111001101110… |
… | …011111111100100 |
3 | 1000010220111011120 |
4 | 113031303333210 |
5 | 1244202344204 |
6 | 102352133540 |
7 | 12436445124 |
oct | 2715637744 |
9 | 1003814146 |
10 | 389496804 |
11 | 18a951794 |
12 | aa5372b0 |
13 | 629049a8 |
14 | 39a2cc84 |
15 | 242db6d9 |
hex | 17373fe4 |
389496804 has 24 divisors (see below), whose sum is σ = 917827008. Its totient is φ = 128546400.
The previous prime is 389496797. The next prime is 389496823. The reversal of 389496804 is 408694983.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159472 + ... + 161895.
It is an arithmetic number, because the mean of its divisors is an integer number (38242792).
Almost surely, 2389496804 is an apocalyptic number.
It is an amenable number.
389496804 is an abundant number, since it is smaller than the sum of its proper divisors (528330204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389496804 is a wasteful number, since it uses less digits than its factorization.
389496804 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 321475 (or 321473 counting only the distinct ones).
The product of its (nonzero) digits is 1492992, while the sum is 51.
The square root of 389496804 is about 19735.6733860287. The cubic root of 389496804 is about 730.2999980456.
It can be divided in two parts, 38949 and 6804, that added together give a triangular number (45753 = T302).
The spelling of 389496804 in words is "three hundred eighty-nine million, four hundred ninety-six thousand, eight hundred four".
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