Base | Representation |
---|---|
bin | 111111011111110… |
… | …0111111110011100 |
3 | 12111111010002202110 |
4 | 1332333213332130 |
5 | 13330413424103 |
6 | 551230154020 |
7 | 103540604133 |
oct | 17677477634 |
9 | 5444102673 |
10 | 2130608028 |
11 | 9a374438a |
12 | 4b5652910 |
13 | 27c546813 |
14 | 162d7691a |
15 | c70b1403 |
hex | 7efe7f9c |
2130608028 has 48 divisors (see below), whose sum is σ = 5271243264. Its totient is φ = 667488000.
The previous prime is 2130608017. The next prime is 2130608069. The reversal of 2130608028 is 8208060312.
It is a junction number, because it is equal to n+sod(n) for n = 2130607986 and 2130608004.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146251 + ... + 160157.
It is an arithmetic number, because the mean of its divisors is an integer number (109817568).
Almost surely, 22130608028 is an apocalyptic number.
It is an amenable number.
2130608028 is an abundant number, since it is smaller than the sum of its proper divisors (3140635236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2130608028 is a wasteful number, since it uses less digits than its factorization.
2130608028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14682 (or 14680 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 2130608028 is about 46158.5098113013. The cubic root of 2130608028 is about 1286.7707680931.
The spelling of 2130608028 in words is "two billion, one hundred thirty million, six hundred eight thousand, twenty-eight".
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