Base | Representation |
---|---|
bin | 10001001101101110… |
… | …001010100101111100 |
3 | 1202201011120011221110 |
4 | 101031232022211330 |
5 | 300323324114303 |
6 | 12254044202020 |
7 | 1223021564541 |
oct | 211556124574 |
9 | 52634504843 |
10 | 18483816828 |
11 | 79256a6184 |
12 | 36ba239310 |
13 | 198753a629 |
14 | c74bacbc8 |
15 | 732ac6703 |
hex | 44db8a97c |
18483816828 has 24 divisors (see below), whose sum is σ = 43165458000. Its totient is φ = 6156050560.
The previous prime is 18483816817. The next prime is 18483816847. The reversal of 18483816828 is 82861838481.
It is a congruent number.
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, 637953 + ... + 666296.
It is an arithmetic number, because the mean of its divisors is an integer number (1798560750).
Almost surely, 218483816828 is an apocalyptic number.
It is an amenable number.
18483816828 is an abundant number, since it is smaller than the sum of its proper divisors (24681641172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18483816828 is a wasteful number, since it uses less digits than its factorization.
18483816828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1305437 (or 1305435 counting only the distinct ones).
The product of its digits is 4718592, while the sum is 57.
The spelling of 18483816828 in words is "eighteen billion, four hundred eighty-three million, eight hundred sixteen thousand, eight hundred twenty-eight".
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