Base | Representation |
---|---|
bin | 1000000101000111… |
… | …0111000101000000 |
3 | 12121011020201022222 |
4 | 2001101313011000 |
5 | 13420222133122 |
6 | 555115550212 |
7 | 104514465503 |
oct | 20121670500 |
9 | 5534221288 |
10 | 2168942912 |
11 | a13347a04 |
12 | 50645b368 |
13 | 287479496 |
14 | 1680b513a |
15 | ca634b42 |
hex | 81477140 |
2168942912 has 28 divisors (see below), whose sum is σ = 4308079776. Its totient is φ = 1083442560.
The previous prime is 2168942873. The next prime is 2168942953. The reversal of 2168942912 is 2192498612.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54293 + ... + 85355.
It is an arithmetic number, because the mean of its divisors is an integer number (153859992).
Almost surely, 22168942912 is an apocalyptic number.
It is an amenable number.
2168942912 is a deficient number, since it is larger than the sum of its proper divisors (2139136864).
2168942912 is a wasteful number, since it uses less digits than its factorization.
2168942912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32166 (or 32156 counting only the distinct ones).
The product of its digits is 124416, while the sum is 44.
The square root of 2168942912 is about 46571.9111911891. The cubic root of 2168942912 is about 1294.4423317009.
The spelling of 2168942912 in words is "two billion, one hundred sixty-eight million, nine hundred forty-two thousand, nine hundred twelve".
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