Base | Representation |
---|---|
bin | 10111000110000… |
… | …00111111001100 |
3 | 111111112102111011 |
4 | 23203000333030 |
5 | 344043302320 |
6 | 31120135004 |
7 | 4541444002 |
oct | 1343007714 |
9 | 444472434 |
10 | 193728460 |
11 | 9a39a072 |
12 | 54a67464 |
13 | 3119c833 |
14 | 1ba2ca72 |
15 | 1201b05a |
hex | b8c0fcc |
193728460 has 24 divisors (see below), whose sum is σ = 407727936. Its totient is φ = 77320320.
The previous prime is 193728419. The next prime is 193728473. The reversal of 193728460 is 64827391.
193728460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1201 + ... + 19720.
It is an arithmetic number, because the mean of its divisors is an integer number (16988664).
Almost surely, 2193728460 is an apocalyptic number.
193728460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
193728460 is an abundant number, since it is smaller than the sum of its proper divisors (213999476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
193728460 is a wasteful number, since it uses less digits than its factorization.
193728460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21393 (or 21391 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 40.
The square root of 193728460 is about 13918.6371459278. The cubic root of 193728460 is about 578.6258192891.
The spelling of 193728460 in words is "one hundred ninety-three million, seven hundred twenty-eight thousand, four hundred sixty".
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