Base | Representation |
---|---|
bin | 1001111010111111… |
… | …0011010000000100 |
3 | 20212121112020001020 |
4 | 2132233303100010 |
5 | 20423303041240 |
6 | 1120140231140 |
7 | 122666636613 |
oct | 23657632004 |
9 | 6777466036 |
10 | 2663330820 |
11 | 1147420957 |
12 | 623b3b4b0 |
13 | 335a17cc7 |
14 | 1b3a0987a |
15 | 108c400d0 |
hex | 9ebf3404 |
2663330820 has 24 divisors (see below), whose sum is σ = 7457326464. Its totient is φ = 710221536.
The previous prime is 2663330801. The next prime is 2663330867. The reversal of 2663330820 is 280333662.
2663330820 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, 22194364 + ... + 22194483.
It is an arithmetic number, because the mean of its divisors is an integer number (310721936).
Almost surely, 22663330820 is an apocalyptic number.
2663330820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2663330820 is an abundant number, since it is smaller than the sum of its proper divisors (4793995644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2663330820 is a wasteful number, since it uses less digits than its factorization.
2663330820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44388859 (or 44388857 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 33.
The square root of 2663330820 is about 51607.4686455362. The cubic root of 2663330820 is about 1386.1440706960.
The spelling of 2663330820 in words is "two billion, six hundred sixty-three million, three hundred thirty thousand, eight hundred twenty".
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