Base | Representation |
---|---|
bin | 1000000111101… |
… | …00011011110100 |
3 | 11202011100110010 |
4 | 10003310123310 |
5 | 114414010233 |
6 | 10431500220 |
7 | 1454632425 |
oct | 403643364 |
9 | 152140403 |
10 | 68110068 |
11 | 354a0114 |
12 | 1a987670 |
13 | 11159520 |
14 | 908d64c |
15 | 5ea5b63 |
hex | 40f46f4 |
68110068 has 48 divisors (see below), whose sum is σ = 171714816. Its totient is φ = 20887680.
The previous prime is 68110043. The next prime is 68110103. The reversal of 68110068 is 86001186.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66730 + ... + 67742.
It is an arithmetic number, because the mean of its divisors is an integer number (3577392).
Almost surely, 268110068 is an apocalyptic number.
It is an amenable number.
68110068 is an abundant number, since it is smaller than the sum of its proper divisors (103604748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68110068 is a wasteful number, since it uses less digits than its factorization.
68110068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1464 (or 1462 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 30.
The square root of 68110068 is about 8252.8824055599. The cubic root of 68110068 is about 408.3856167770.
The spelling of 68110068 in words is "sixty-eight million, one hundred ten thousand, sixty-eight".
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