Base | Representation |
---|---|
bin | 10001001101000111… |
… | …101010110010011100 |
3 | 1202200110120110200011 |
4 | 101031013222302130 |
5 | 300313233200314 |
6 | 12253044013004 |
7 | 1222540033543 |
oct | 211507526234 |
9 | 52613513604 |
10 | 18473725084 |
11 | 791aa330a1 |
12 | 36b6991164 |
13 | 1985416099 |
14 | c7370315a |
15 | 731c814c4 |
hex | 44d1eac9c |
18473725084 has 24 divisors (see below), whose sum is σ = 32428247040. Its totient is φ = 9208543344.
The previous prime is 18473725063. The next prime is 18473725091. The reversal of 18473725084 is 48052737481.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3354277 + ... + 3359779.
It is an arithmetic number, because the mean of its divisors is an integer number (1351176960).
Almost surely, 218473725084 is an apocalyptic number.
It is an amenable number.
18473725084 is a deficient number, since it is larger than the sum of its proper divisors (13954521956).
18473725084 is a wasteful number, since it uses less digits than its factorization.
18473725084 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7929 (or 7927 counting only the distinct ones).
The product of its (nonzero) digits is 1505280, while the sum is 49.
The spelling of 18473725084 in words is "eighteen billion, four hundred seventy-three million, seven hundred twenty-five thousand, eighty-four".
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