Base | Representation |
---|---|
bin | 10011100011111… |
… | …11011110110010 |
3 | 102102210010220110 |
4 | 21301333132302 |
5 | 314002200033 |
6 | 24141122150 |
7 | 4031553465 |
oct | 1161773662 |
9 | 372703813 |
10 | 164100018 |
11 | 846a2855 |
12 | 46b59356 |
13 | 27cc7a04 |
14 | 17b192dc |
15 | e617363 |
hex | 9c7f7b2 |
164100018 has 16 divisors (see below), whose sum is σ = 333099360. Its totient is φ = 53883456.
The previous prime is 164099989. The next prime is 164100037. The reversal of 164100018 is 810001461.
It is a junction number, because it is equal to n+sod(n) for n = 164099967 and 164100003.
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, 203703 + ... + 204506.
It is an arithmetic number, because the mean of its divisors is an integer number (20818710).
Almost surely, 2164100018 is an apocalyptic number.
164100018 is an abundant number, since it is smaller than the sum of its proper divisors (168999342).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
164100018 is a wasteful number, since it uses less digits than its factorization.
164100018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 408281.
The product of its (nonzero) digits is 192, while the sum is 21.
The square root of 164100018 is about 12810.1529264876. The cubic root of 164100018 is about 547.4816190322.
Adding to 164100018 its reverse (810001461), we get a palindrome (974101479).
The spelling of 164100018 in words is "one hundred sixty-four million, one hundred thousand, eighteen".
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