Base | Representation |
---|---|
bin | 11110111000100… |
… | …110101100111100 |
3 | 1100010000000010110 |
4 | 132320212230330 |
5 | 2030121430233 |
6 | 123225510020 |
7 | 15561150114 |
oct | 3670465474 |
9 | 1303000113 |
10 | 518155068 |
11 | 246537632 |
12 | 125642310 |
13 | 83470842 |
14 | 4cb60044 |
15 | 30752663 |
hex | 1ee26b3c |
518155068 has 24 divisors (see below), whose sum is σ = 1216021968. Its totient is φ = 171719296.
The previous prime is 518155037. The next prime is 518155069. The reversal of 518155068 is 860551815.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (518155069) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122721 + ... + 126872.
It is an arithmetic number, because the mean of its divisors is an integer number (50667582).
Almost surely, 2518155068 is an apocalyptic number.
It is an amenable number.
518155068 is an abundant number, since it is smaller than the sum of its proper divisors (697866900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
518155068 is a wasteful number, since it uses less digits than its factorization.
518155068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 249773 (or 249771 counting only the distinct ones).
The product of its (nonzero) digits is 48000, while the sum is 39.
The square root of 518155068 is about 22763.0197469492. The cubic root of 518155068 is about 803.1930035389.
The spelling of 518155068 in words is "five hundred eighteen million, one hundred fifty-five thousand, sixty-eight".
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