Base | Representation |
---|---|
bin | 1000001001100… |
… | …01000110111100 |
3 | 11202121222100120 |
4 | 10010301012330 |
5 | 114444433323 |
6 | 10441054540 |
7 | 1460016114 |
oct | 404610674 |
9 | 152558316 |
10 | 68358588 |
11 | 3564a901 |
12 | 1aa87450 |
13 | 1121568c |
14 | 9116044 |
15 | 60045e3 |
hex | 41311bc |
68358588 has 12 divisors (see below), whose sum is σ = 159503400. Its totient is φ = 22786192.
The previous prime is 68358583. The next prime is 68358601. The reversal of 68358588 is 88585386.
It is a tau number, because it is divible by the number of its divisors (12).
It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 68358588.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68358583) by changing a digit.
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, 2848263 + ... + 2848286.
It is an arithmetic number, because the mean of its divisors is an integer number (13291950).
Almost surely, 268358588 is an apocalyptic number.
It is an amenable number.
68358588 is an abundant number, since it is smaller than the sum of its proper divisors (91144812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68358588 is a wasteful number, since it uses less digits than its factorization.
68358588 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5696556 (or 5696554 counting only the distinct ones).
The product of its digits is 1843200, while the sum is 51.
The square root of 68358588 is about 8267.9252536534. The cubic root of 68358588 is about 408.8817196526.
The spelling of 68358588 in words is "sixty-eight million, three hundred fifty-eight thousand, five hundred eighty-eight".
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